Tan, Mai Thanh, 		Thi Minh Nguyet, Vu, 		Van Tha, Hoang, 		Van Thom, Bui, 		The Phuc, La, AND 		Thi Tuat, Luong.
" Paleokarst in Phong Nha - Ke Bang - Hin Nam No  and its Geomorphological and Geological Values" <em>VNU Journal of Science: Earth and Environmental Sciences</em> [Online], Volume 40 Number 3 (30 August 2024)