Aquaphotomics Literature

Selected publications


All publications

  • Slavchev, A., Kovacs, Z., Koshiba, H., Bazar, G., Pollner, B., Krastanov, A., & Tsenkova, R. (2017). Monitoring of Water Spectral Patterns of Lactobacilli as a Tool for Rapid Selection of Probiotic Candidates. Journal of Near Infrared Spectroscopy. https://doi.org/10.1177/0967033517741133
  • Kojić, D., Tsenkova, R., & Yasui, M. (2017). Improving accuracy and reproducibility of vibrational spectra for diluted solutions. Analytica Chimica Acta, 955, 86–97. https://doi.org/10.1016/j.aca.2016.12.019
  • Kinoshita, K., Kuze, N., Kobayashi, T., Miyakawa, E., Narita, H., Inoue-Murayama, M., … Tsenkova, R. (2016). Detection of urinary estrogen conjugates and creatinine using near infrared spectroscopy in Bornean orangutans (Pongo Pygmaeus). Primates, 57(1), 51–59. https://doi.org/10.1007/s10329-015-0501-3
  • Bazar, G., Kovacs, Z., & Tsenkova, R. (2016). Evaluating spectral signals to identify spectral error. PLoS ONE, 11(1), 1–15. https://doi.org/10.1371/journal.pone.0146249
  • Bázár, G., Romvári, R., Szabó, A., Somogyi, T., Éles, V., & Tsenkova, R. (2016). NIR detection of honey adulteration reveals differences in water spectral pattern. Food Chemistry, 194, 873–880. https://doi.org/10.1016/j.foodchem.2015.08.092
  • Kovacs, Z., Bázár, G., Oshima, M., Shigeoka, S., Tanaka, M., Furukawa, A., … Tsenkova, R. (2016). Water spectral pattern as holistic marker for water quality monitoring. Talanta, 147, 598–608. https://doi.org/10.1016/j.talanta.2015.10.024
  • Tsenkova, R. (2015). Aquaphotomics for Bio Monitoring, Diagnosis Technology and Food Quality Evaluation. JOURNAL of the JAPANESE SOCIETY of AGRICULTURAL MACHINERY and FOOD ENGINEERING, 77(3), 133–134. https://doi.org/10.11357/jsamfe.77.3_133
  • Goto, N., Bazar, G., Kovacs, Z., Kunisada, M., Morita, H., Kizaki, S., … Nishigori, C. (2015). Detection of UV-induced cyclobutane pyrimidine dimers by near-infrared spectroscopy and aquaphotomics. Scientific Reports, 5(1), 11808. https://doi.org/10.1038/srep11808
  • Kubota, Y., Osawa, M., Ikuta, K., & Tsenkova, R. (2015). Development of Freshness Assessment Technology for High-Value Added Raw Milk. Journal of the Japanese Society of Agricultural Machinery and Food Engineers, 77(3), 135–139. https://doi.org/10.11357/jsamfe.77.3_135
  • Koshiba, H., Slavchev, A., Kovacs, Z., Kubota, Y., & Tsenkova, R. (2015). Easy and Rapid Screening of Probiotic Strains. Journal of the Japanese Society of Agricultural Machinery and Food Engineers, 77(3), 146–150. https://doi.org/10.11357/jsamfe.77.3_146
  • Slavchev, A., Kovacs, Z., Koshiba, H., Nagai, A., Bázár, G., Krastanov, A., … Tsenkova, R. (2015). Monitoring of water spectral pattern reveals differences in probiotics growth when used for rapid bacteria selection. PLoS ONE, 10(7), 1–18. https://doi.org/10.1371/journal.pone.0130698
  • Takemura, G., Bazar, G., Ikuta, K., Yamaguchi, E., Ishikawa, S., Furukawa, A., … Tsenkova, R. (2015). Aquagrams of raw milk for oestrus detection in dairy cows. Reproduction in Domestic Animals, 50(3), 522–525. https://doi.org/10.1111/rda.12504
  • Takemura, G., Barzar, G., Shou, I., Ikuta, K., Furukawa, A., Kubota, Y., & Tsenkova, R. (2015). Non-destructive Diagnosis of Estrus in Dairy Cows for Improvement of Reproductive Rate and Production Rate. Journal of the Japanese Society of Agricultural Machinery and Food Engineers, 77(3), 140–145. https://doi.org/10.11357/jsamfe.77.3_140
  • Cattaneo, T. M. P., Bazar, G., Gowen, A. A., Greppi, G. F., Mura, S., & Tsenkova, R. (2015). Water monitoring with hyperspectral techniques. Transitional Waters Bulletin, 9(1), 11–19. https://doi.org/10.1285/i1825229Xv9n1p11
  • Gowen, A. A., Marini, F., Tsuchisaka, Y., De Luca, S., Bevilacqua, M., O’Donnell, C., … Tsenkova, R. (2015). On the feasibility of near infrared spectroscopy to detect contaminants in water using single salt solutions as model systems. Talanta, 131, 609–618. https://doi.org/10.1016/j.talanta.2014.08.049
  • Mladenov, M., Dejanov, M. P., & Tsenkova, R. (2015). Improving the grain quality assessment fusing data from image and spectra analyses. Bulgarian Journal of Agricultural Science, 21(1), 225–236. Retrieved from http://www.agrojournal.org/21/01-30.html
  • Bázár, G., Kovacs, Z., Tanaka, M., Furukawa, A., Nagai, A., Osawa, M., … Tsenkova, R. (2015). Water revealed as molecular mirror when measuring low concentrations of sugar with near infrared light. Analytica Chimica Acta, 896, 52–62. https://doi.org/10.1016/j.aca.2015.09.014
  • Morita, H., Hasunuma, T., Vassileva, M., Kondo, A., & Tsenkova, R. (2014). A new screening method for recombinant Saccharomyces cerevisiae strains based on their xylose fermentation ability measured by near infrared spectroscopy. Analytical Methods, 6(17), 6628. https://doi.org/10.1039/C4AY00785A
  • Chatani, E., Tsuchisaka, Y., Masuda, Y., & Tsenkova, R. (2014). Water molecular system dynamics associated with amyloidogenic nucleation as revealed by real time near infrared spectroscopy and aquaphotomics. PloS One, 9(7), e101997. https://doi.org/10.1371/journal.pone.0101997
  • Mladenov, M. I., Dejanov, M. P., & Tsenkova, R. (2014). Complex assessment of grain quality using image and spectra analyses. Journal of Food Measurement and Characterization, 8(3), 180–194. https://doi.org/10.1007/s11694-014-9179-2
  • Kojić, D., Tsenkova, R., Tomobe, K., Yasuoka, K., & Yasui, M. (2014). Water confined in the local field of ions. ChemPhysChem, 15(18), 4077–4086. https://doi.org/10.1002/cphc.201402381
  • Gowen, A. A., Amigo, J. M., & Tsenkova, R. (2013). Characterisation of hydrogen bond perturbations in aqueous systems using aquaphotomics and multivariate curve resolution-alternating least squares. Analytica Chimica Acta, 759, 8–20. https://doi.org/10.1016/j.aca.2012.10.007
  • Morita, H., Kuroki, S., Ikuta, K., & Tsenkova, R. (2013). Real-time near infrared spectral monitoring of mammary gland for inflammation diagnosis in dairy cows. Journal of Near Infrared Spectroscopy, 21(October), 427–433. https://doi.org/10.1255/jnirs.1069
  • Matija, L., Tsenkova, R., Munćan, J., Miyazaki, M., Banba, K., Tomić, M., & Jeftić, B. (2013). Fullerene Based Nanomaterials for Biomedical Applications: Engineering, Functionalization and Characterization. Advanced Materials Research, 633(June 2015), 224–238. https://doi.org/10.4028/www.scientific.net/AMR.633.224
  • Meilina, H., Supardan, M. D., Putra, A., Kuroki, S., & Tsenkova, R. (2013). Detection of Ethanol Adulteration in Citronellal Oil by using Near Infared Spectroscopy and Multivariate Data Analysis. International Journal on Advance Science, Engineering and Information Technology, 3(2), 188–190. https://doi.org/DOI:10.18517/ijaseit.3.2.315
  • Nakakimura, Y., Vassileva, M., Stoyanchev, T., Nakai, K., Osawa, R., Kawano, J., & Tsenkova, R. (2012). Extracellular metabolites play a dominant role in near-infrared spectroscopic quantification of bacteria at food-safety level concentrations. Analytical Methods, 4(5), 1389. https://doi.org/10.1039/c2ay05771a
  • Matija, L. R., Tsenkova, R. N., Miyazaki, M., Banba, K., & Muncan, J. S. (2012). Aquagrams: Water spectral pattern as characterization of hydrogenated nanomaterial. FME Transactions, 40(2), 51–56. Retrieved from http://www.mas.bg.ac.rs/_media/istrazivanje/fme/vol40/2/01_lrmatja.pdf
  • Kinoshita, K., Miyazaki, M., Morita, H., Vassileva, M., Tang, C., Li, D., … Tsenkova, R. (2012). Spectral pattern of urinary water as a biomarker of estrus in the giant panda. Scientific Reports, 2, 856. https://doi.org/10.1038/srep00856
  • Gowen, A. A., Tsenkova, R., Bruen, M., & Odonnell, C. (2012). Vibrational spectroscopy for analysis of water for human use and in aquatic ecosystems. Critical Reviews in Environmental Science and Technology, 42(23), 2546–2573. https://doi.org/10.1080/10643389.2011.592758
  • Mladenov, M., Draganova, T., Tsenkova, R., & Mustafa, M. (2012). Quality assessment of grain samples using spectra analysis. Biosystems Engineering, 111(3), 251–260. https://doi.org/10.1016/j.biosystemseng.2011.11.016
  • Mladenov, M., Deyanov, M., Tsenkova, R., Mustafa, M., Penchev, S., & Draganova, T. (2011). Grain Sample Quality Assessment using Color Image and Spectra Analysis. Anale. Seria Informatica, IX, 109–130. Retrieved from http://anale-informatica.tibiscus.ro/?page=02_rezumate&link=v9f2
  • Gowen, A. a., Tsuchisaka, Y., O’Donnell, C., & Tsenkova, R. (2011). Investigation of the Potential of Near Infrared Spectroscopy for the Detection and Quantification of Pesticides in Aqueous Solution. American Journal of Analytical Chemistry, 2(8), 53–62. https://doi.org/10.4236/ajac.2011.228124
  • Morita, H., Hasunuma, T., Vassileva, M., Tsenkova, R., & Kondo, A. (2011). Near infrared spectroscopy as high-throughput technology for screening of xylose-fermenting recombinant saccharomyces cerevisiae strains. Analytical Chemistry, 83(11), 4023–4029. https://doi.org/10.1021/ac103128p
  • Mladenov, M. I., Draganova, T., & Tsenkova, R. (2011). Grain sample quality assessment using Intechn and Unscrambler platforms. Agricultural Science and Technology, 3(2), 179–185. Retrieved from http://agriscitech.eu/wp-content/uploads/2014/05/zPQS_06.pdf
  • Miyazaki, M., & Tsenkova, R. (2010). Near Infrared Spectroscopy for Mastitis Diagnosis. The Review of Laser Engineering, 39(4), 250–254. https://doi.org/10.2184/lsj.39.250
  • Jinendra, B., Tamaki, K., Kuroki, S., Vassileva, M., Yoshida, S., & Tsenkova, R. (2010). Near infrared spectroscopy and aquaphotomics : Novel approach for rapid in vivo diagnosis of virus infected soybean. Biochemical and Biophysical Research Communications, 397(4), 685–690. https://doi.org/10.1016/j.bbrc.2010.06.007
  • Kinoshita, K., Morita, H., Miyazaki, M., Hama, N., Kanemitsu, H., Kawakami, H., … Tsenkova, R. (2010). Near infrared spectroscopy of urine proves useful for estimating ovulation in giant panda (Ailuropoda melanoleuca). Analytical Methods, 2(207890), 1671. https://doi.org/10.1039/c0ay00333f
  • Tsenkova, R. (2009). Aquaphotomics: dynamic spectroscopy of aqueous and biological systems describes peculiarities of water. Journal of Near Infrared Spectroscopy, 17(6), 303–314. https://doi.org/10.1255/jnirs.869
  • Meilina, H., Kuroki, S., Jinendra, B. M., Ikuta, K., & Tsenkova, R. (2009). Double threshold method for mastitis diagnosis based on NIR spectra of raw milk and chemometrics. Biosystems Engineering, 104(2), 243–249. https://doi.org/10.1016/j.biosystemseng.2009.04.006
  • Gowen, A. A., Tsenkova, R., Esquerre, C., Downey, G., & O’Donnell, C. P. (2009). Use of near infrared hyperspectral imaging to identify water matrix co-ordinates in mushrooms (Agaricus bisporus) subjected to mechanical vibration. Journal of Near Infrared Spectroscopy, 17(6), 363–371. https://doi.org/10.1255/jnirs.860
  • Tsenkova, R., Meilina, H., Kuroki, S., & Burns, D. H. (2009). Near infrared spectroscopy using short wavelengths and leave-one-cow-out cross-validation for quantification of somatic cells in milk. Journal of Near Infrared Spectroscopy, 17(6), 345–351. https://doi.org/10.1255/jnirs.868
  • Atanassova, S., Panayotov, M., & Tsenkova, R. (2008). Application of near infrared spectroscopy for classification of BOMBYX MORI L. COCOONS with different fluorescence. Journal of Animal Science, 5, 40–44. Retrieved from http://agris.fao.org/agris-search/search.do?recordID=BG2009000007
  • Sulieman, A. M. E., Osawa, R., & Tsenkova, R. (2007). Isolation and identification of lactobacilli from Garris, a Sudanese fermented camel’s milk product. Research Journal of Microbiology, 2(2), 125–132. https://doi.org/10.3923/jm.2007.125.132
  • Sulieman, A. M. E. H., & Tsenkova, R. (2007). Manufacture and quality of fermented milks prepared using pure strains of lactic acid bacteria (LAB) and yeast. Research Journal of Microbiology, 2(9), 684–689. https://doi.org/10.3923/jm.2007.684.689
  • Shinzawa, H., Tsenkova, R., & Ozaki, Y. (2007). Chemometrics for Near-infrared Spectra. JOURNAL of the JAPANESE SOCIETY of AGRICULTURAL MACHINERY, 69(3), 8–10. https://doi.org/10.11357/jsam1937.69.3_8
  • Sakudo, A., Yoshimura, E., Tsenkova, R., Ikuta, K., & Onodera, T. (2007). Native state of metals in non-digested tissues by partial least squares regression analysis of visible and near-infrared spectra. The Journal of Toxicological Sciences, 32(2), 135–41. https://doi.org/10.2131/jts.32.135
  • Morita, H., Ikuta, K., Sirividjaya, J., Meilina, H., & Tsenkova, R. (2007). NIRS for Raw Milk Analysis and Mastitis Diagnosis of Dairy Cows. JOURNAL of the JAPANESE SOCIETY of AGRICULTURAL MACHINERY, 69, 15–18. https://doi.org/10.11357/jsam1937.69.3_15
  • Tei, K., Nakao, A., Nakamura, S., & Tsenkova, R. (2007). Bio-monitoring of Yogurt Fermentation Process by Near Infrared Spectroscopy. JOURNAL of the JAPANESE SOCIETY of AGRICULTURAL MACHINERY, 69(3), 19–24. https://doi.org/10.11357/jsam1937.69.3_19
  • Tsugehara, T., Tsenkova, R., & Takeda, M. (2006). A non-invasive monitoring of developmental changes in pupal case of Antheraea pernyi by near-infrared spectroscopy. International Journal of Wild Silkmoth and Silk, 11, 14–20. Retrieved from http://jglobal.jst.go.jp/en/public/20090422/200902236862250325%0A
  • Sakudo, A., Tsenkova, R., Tei, K., Morita, H., Ikuta, K., & Onodera, T. (2006). Ex vivo tissue discrimination by visible and near-infrared spectra with chemometrics. The Journal of Veterinary Medical Science / the Japanese Society of Veterinary Science, 68(12), 1375–1378. https://doi.org/10.1292/jvms.68.1375
  • Tsenkova, R., Atanassova, S., Morita, H., Ikuta, K., & Toyoda, K. (2006). Near infrared spectra of cows’ milk for milk quality evaluation: disease diagnosis and pathogen identification. Journal of Near Infrared Spectroscopy, 370(14), 363–370. https://doi.org/10.1255/jnirs.661
  • Sakudo, A., Tsenkova, R., Tei, K., Onozuka, T., Ikuta, K., Yoshimura, E., & Onodera, T. (2006). Comparison of the vibration mode of metals in HNO3 by a partial least-squares regression analysis of near-infrared spectra. Bioscience, Biotechnology and Biochemistry, 70(7), 1578–1583. https://doi.org/10.1271/bbb.50619
  • Shinzawa, H., Morita, S., Ozaki, Y., & Tsenkova, R. (2006). New method for spectral data classification: two-way moving window principal component analysis. Applied Spectroscopy, 60(8), 884–891. https://doi.org/10.1366/000370206778062020
  • Morita, S., Shinzawa, H., Tsenkova, R., Noda, I., & Ozaki, Y. (2006). Computational simulations and a practical application of moving-window two-dimensional correlation spectroscopy. Journal of Molecular Structure, 799(1–3), 111–120. https://doi.org/10.1016/j.molstruc.2006.03.023
  • Sakudo, A., & Tsenkova, R. (2005). A Novel Diagnostic Method for Human Immunodeficiency Virus Type‐1 in Plasma by Near‐Infrared Spectroscopy. Microbiology and Immunology, 49(7), 695–701. https://doi.org/10.1111/j.1348-0421.2005.tb03648.x
  • Tsenkova, R. N., Iordanova, I. K., Toyoda, K., & Brown, D. R. (2004). Prion protein fate governed by metal binding. Biochemical and Biophysical Research Communications, 325(3), 1005–1012. https://doi.org/10.1016/j.bbrc.2004.10.135
  • Yuan, B., Murayama, K., Wu, Y., Tsenkova, R., Dou, X., Era, S., & Ozaki, Y. (2003). Temperature-Dependent Near-Infrared Spectra of Bovine Serum Albumin in Aqueous Solutions: Spectral Analysis by Principal Component Analysis and Evolving Factor Analysis. Applied Spectroscopy, 57(10), 1223–1229. https://doi.org/10.1366/000370203769699072
  • Jiang, J.-H., Tsenkova, R., Wu, Y., Yu, R.-Q., & Ozaki, Y. (2002). Principal discriminant variate method for classification of multicollinear data: Application to near infrared spectra of cow blood samples. Applied Spectroscopy, 56(4), 488–501. https://doi.org/10.1366/0003702021954944
  • Tsenkova, R., Atanassova, S., & Toyoda, K. (2001). Near Infrared Spectroscopy for Diagnosis: Influence of Mammary Gland Inflammation on Cow’s Milk Composition Measurement. Near Infrared Analysis. Retrieved from http://scholar.google.com/scholar?cluster=18299299647053513806&hl=en&oi=scholarr#0
  • Toyoda, K., Tsenkova, R., & Nakamura, M. (2001). Characterization of osmotic dehydration and swelling of apple tissues by bioelectrical impedance spectroscopy. Drying Technology, 19(8), 1683–1695. Retrieved from http://iom3.tandfonline.com/doi/full/10.1081/DRT-100107266?scroll=top&needAccess=true%0A
  • Jiang, J.-H., Tsenkova, R., & Ozaki, Y. (2001). Principal Discriminant Variate Method for Classification of Multicollinear Data: Principle and Applications. Analytical Sciences, 17, 471–474. https://doi.org/10.14891/analscisp.17icas.0.i471.0
  • Tsenkova, R., Atanassova, S., Ozaki, Y., Toyoda, K., & Itoh, K. (2001). Near-infrared spectroscopy for biomonitoring: Influence of somatic cell count on cow’s milk composition analysis. International Dairy Journal, 11(10), 779–783. https://doi.org/10.1016/S0958-6946(01)00110-8
  • Tsenkova, R., Atanassova, S., Kawano, S., & Toyoda, K. (2001). Somatic cell count determination in cow’s milk by near-infrared spectroscopy: A new diagnostic tool. Journal of Animal Science, 79(10), 2550–2557. https://doi.org//2001.79102550x
  • Pravdova, V., Walczak, B., Massart, D. L., Kawano, S., Toyoda, K., & Tsenkova, R. (2001). Calibration of somatic cell count in milk based on near-infrared spectroscopy. Analytica Chimica Acta, 450(1–2), 131–141. https://doi.org/10.1016/S0003-2670(01)01373-3
  • Murayama, K., Czarnik-Matusewicz, B., Wu, Y., Tsenkova, R., & Ozaki, Y. (2000). Comparison between conventional spectral analysis methods, chemometrics, and two-dimensional correlation spectroscopy in the analysis of near-infrared spectra of protein. Applied Spectroscopy, 54(7), 978–985. https://doi.org/10.1366/0003702001950715
  • Tsenkova, R., Atanassova, S., Itoh, K., Ozaki, Y., & Toyoda, K. (2000). Near infrared spectroscopy for biomonitoring : Cow milk composition measurement in a spectral region from 1 , 100 to 2 , 400 nanometers 1. Journal of Animal Science, 78(3), 515–522. https://doi.org/10.2527/2000.783515x
  • Czarnik-Matusewicz, B., Murayama, K., Tsenkova, R., & Ozaki, Y. (1999). Analysis of near-infrared spectra of complicated biological fluids by two-dimensional correlation spectroscopy: Protein and fat concentration-dependent spectral changes of milk. Applied Spectroscopy, 53(12), 1582–1594. https://doi.org/10.1366/0003702991946046
  • Murayama, K., Wang, Y., Tsenkova, R., & Ozaki, Y. (1999). Two-dimensional near-infrared correlation spectroscopy studies on protein denaturation. The Chemical Society of Japan, 10(10), 637–647. http://doi.org/10.1246/nikkashi.1999.637
  • Tsenkova, R., Atanassova, S., Toyoda, K., Ozaki, Y., Itoh, K., & Fearn, T. (1999). Near-Infrared Spectroscopy for Dairy Management: Measurement of Unhomogenized Milk Composition. Journal of Dairy Science, 82(11), 2344–2351. https://doi.org/10.3168/jds.S0022-0302(99)75484-6
  • Murayama, K., Yamada, K., Tsenkova, R., Wang, Y., & Ozaki, Y. (1998). Determination of human serum albumin and γ-globulin in a control serum solution by near-infrared spectroscopy and partial least squares regression. Fresenius’ Journal of Analytical Chemistry, 362(1), 155–161. https://doi.org/10.1007/s002160051049
  • Wang, Y., Murayama, K., Myojo, Y., Tsenkova, R., Hayashi, N., & Ozaki, Y. (1998). Two-Dimensional Fourier Transform Near-Infrared Spectroscopy Study of Heat Denaturation of Ovalbumin in Aqueous Solutions. Journal of the American Chemistry Society, 102, 6655–6662. https://doi.org/10.1021/jp9816115
  • Murayama, K., Yamada, K., Tsenkova, R., Wang, Y., & Ozaki, Y. (1998). Multivariate determination of human serum albumin and Γ-globulin in a phosphate buffer solution by near infrared spectroscopy. Journal of Near Infrared Spectroscopy, 6(1), 375–381. https://doi.org/10.1255/jnirs.158
  • Murayama, K., Yamada, K., Tsenkova, R., Wang, Y., & Ozaki, Y. (1998). Near-infrared spectra of serum albumin and γ-globulin and determination of their concentrations in phosphate buffer solutions by partial least squares regression. Vibrational Spectroscopy, 18(1), 33–40. https://doi.org/10.1016/S0924-2031(98)00034-4
  • Atanassova, S., Todorov, N., Djouvinov, D., Tsenkova, R., & Toyoda, K. (1998). The possibility of near infrared spectroscopy for evaluation of microbial nitrogen content of in sacco feed residues and duodenal digesta of sheep. Journal of Near Infrared Spectroscopy, 6(1–4), 167–174. https://doi.org/10.1255/jnirs.133
  • Wang, Y., Tsenkova, R., Amari, M., Terada, F., Hayashi, T., Abe, A., & Ozaki, Y. (1998). Potential of two-dimensional correlation spectroscopy in analyses of NIR spectra of biological fluids. Analysis Magazine, 26(4), 64–69. https://doi.org/10.1051/analusis:199826040064
  • Markaryan, M., Tsenkova, R., Georgieva, R., Kunchev, D., Todorov, T., & Stoikov, D. (1998). Изпитване На Компютърна Програма За Диагностиране На Болестите При Птици. (Testing of a Computer Program for the Diagnosis of Bird Diseases.). Veterinary Collection, 8, 55–57.
  • Tsenkova, R., Grigirov, T., & Baner, B. (1990). Изследване На Оптичната Плътност На Краве Мляко В Близката Инфрачервена Област За Оценка На Маслеността И Количеството Вода (Analysis of Milk Fat and Water Content by Near Infrared Spectroscopy). Farm Machinery, 27, 81–85.
  • Tsenkova, R. (1990). Многоканален Електроннооптичен Прибор За Изследване На Селскостопански Обекти (Multichannel Optoelectronical Device for Analysis of Agricultural Products). Farm Machinery, 27, 64–67.
  • Tsenkova, R., Grigorov, T., & Baner, B. (1990). Идентифициране На Оводнено Мляко С Оптични Методи В Близката Инфрачервена Област (Near Infrared Spectroscopy Identification of Milk Adulterated with Water). Farm Machinery, 27, 87–95.
  • Tsenkova, R., Statev, E., Georgieva, R., & Topuzanov, D. (1990). A device for differential diagnosis of subclinical mastitis in cows. Selskostopanska Tekhnika, 27(7), 68–73 ref.6. Retrieved from https://www.cabdirect.org/cabdirect/abstract/19912450547
  • Tsenkova, R., Statev, E., Georgieva, R., & Topuzanov, D. (1990). Уред За Диференциална Диагностика На Субклинични Мастити При Кравите (Device for Differential Diagnosis of Subclinical Mastitis in Cows). Farm Machinery, 27, 68–72.
  • Markaryan, M., Tsenkova, R., & Georgieva, R. (1988). Бейсов Подход При Диагностиране Болестите На Птичия Ембрион С Помощта На Персонален Компютър (Bias Classifier for Diagnosis of the Disease in Poultry Embrio). Veterinary Collection, 5, 11–12.
  • Markaryan, M., Tsenkova, R., Georgieva, R., Kunchev, D., Todorov, T., & Stoikov, D. (1988). Създаване На Компютърна Програма За Диагностиране Болестите При Птичия Ембрион (Development of an Algorithm and Software for a Computer Diagnosis of Poultry Embrio). Veterinary Collection, 6, 58–59.
  • Tsonev, R., & Tsenkova, R. (1986). Възможности За Използване На Оптически Методи За Окачествяване На Селскостопанска Продукция (Survey on Optical Methods for Quality Control of Agricultural Products). Farm Machinery, 23, 96–99.
  • Kirilin, N., & Tsenkova, R. (1985). Определение Субклинического Мастита У Коров Путем Ик-Спектроскопии (Near Infrared Spectroscopy for Diagnosis of Cow’s Mastitis). Mechanizatsiya I Electrifikatsiya Sel’skogo Khozyastva, 2, 59–60.
  • Tsenkova, R., Gruev, P., & Ioncheva, N. (1983). Изследване На Спектралните Характеристики На Коефициента На Пропускане На Мляко От Крава В Ултравиолетовата И Видимата Област На Спектъра (Milk Analysis by Ultraviolet and Visible Spectroscopy). Food Industry, 20, 13–17.