Nguyen, Vi, Trinh Ho, and Kim Phan. “In Vitro Propagation of Codonopsis Javania (Blume) Hook. F. Et Thomson through the Callus Induction”. Science & Technology Development Journal: Natural Sciences 2, no. 4 (August 13, 2019): 56-61. Accessed April 26, 2024. http://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/810.