Tien, Le Thi Thuy. “The in Vitro Shoot Regeneration of Ehretia Asperula Zol. And Mor.”. Science & Technology Development Journal: Natural Sciences 2, no. 6 (September 17, 2019): 75-83. Accessed December 22, 2024. http://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/846.