Cao, Thi Thu Trang, Dang Ngai Nguyen, Van Nam Le, Thi Kha Pham, Hai Ngoc Dinh, Manh Ha Tran, Van Minh Nguyen, and Van Thao Dau. “Water Quality of Submarine Caves and Marine Karst Lakes in Cat Ba Archipelago (Hai Phong, Vietnam)”. Vietnam Journal of Marine Science and Technology 25, no. 1 (March 31, 2025): 75–86. Accessed April 18, 2025. https://vjs.ac.vn/index.php/jmst/article/view/18632.