Truong Luu, Hong, Van Son Le, and Phi Nga Nguyen. “\(\textit{Ceropegia Vietnamensis }\) (Asclepiadoideae, Apocynaceae), a New Species from Vietnam”. Academia Journal of Biology 44, no. 4 (December 28, 2022): 19–26. Accessed November 6, 2025. https://cip.vast.vn/vjbio/article/view/17594.