Trang, Cao Thi, Do Cong Thung, Le Van Nam, Pham Thi Kha, Nguyen Van Bach, & Dinh Hai Ngoc. " Assessment of Sea Water Quality in some Limestone Island and Archipelagos areas, Viet Nam." VNU Journal of Science: Earth and Environmental Sciences [Online], 36.1 (2020): n. pag. Web. 22 Dec. 2024