Phuong, Vu Xuan, and Do Thi Xuyen. “A New Occurrence Species Didissandra C. B. Clarke (Gesneriaceae Dumort) of the Flora of Vietnam”. Academia Journal of Biology 32, no. 2 (May 8, 2012): 60–62. Accessed December 26, 2024. https://vjs.ac.vn/index.php/vjbio/article/view/688.