Chemical constituents of the aerial parts Helicteres hirsuta Lour (Malvaceae) - Nguyen, Thao Ly; Tran, Hoai Tu; Tran, Ngoc Mai; Pham, Hoang Quan; Dang, Phu; Duong, Thanh Truc; Nguyen, Nhan (VNUHCM Journal of Advanced Research in Natural Sciences, 2022)