Duong, Huy. “Phenolic Compounds from Pamotrema Dilatatum Growing in Lam Dong Province”. Science and Technology Development Journal 22, no. 1 (January 26, 2019): 114-119. Accessed August 21, 2019. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1010.