Maslov, O. Y., Komisarenko, M. A., Kolisnyk, Y. S., & Kostina, T. A. (2021). Determination of catechins in green tea leaves by HPLC compared to spectrophotometry. Journal of Organic and Pharmaceutical Chemistry, 19(3(75), 28–33. https://doi.org/10.24959/ophcj.21.238177