Cam Tu, Trinh, Truong Thi Dep, and Bui Trang Viet. “EFFECTS OF PLANT GROWTH REGULATORS IN FLOWERING OF DENDROBIUM SP.”. VNUHCM Journal of Science and Technology Development 5, no. 7&8 (August 31, 2002): 5-12. Accessed April 26, 2025. https://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3422.