Yen, H.T., Thuy Linh, T.T., Thanh, M.C., Thu Huyen, N.T., Ngoc Ha, L.T. and Ngoc, B.V. 2016. Optimization of extraction of phenolic compounds that have high antioxidant activity from Rhodomyrtus tomentosa (Ait.) Hassk. (Sim) in Chi Linh, Hai Duong. Academia Journal of Biology. 37, 4 (Jan. 2016), 509–519. DOI:https://doi.org/10.15625/0866-7160/v37n4.7087.