Luan, V. Q.; Thi Luyen, D.; Hoang Anh Kha, H.; Thanh Tung, H.; Thi Hien, V.; Manh Cuong, D.; Van The Vinh, B.; Gia Bao, H.; Tan Nhut, D. Effects of Explant Type, Plant Growth Regulator and Cultivation System on Multiplication of Polygonum Multiflora Thunb. Cultured in Vitro. Vietnam J. Biotechnol. 2020, 17, 689-698.