Thiềm, Tuấn, and Nhuận Đỗ. “Distribution Characteristics, Material Composition, and Formation Mechanism of Basalt Volcanic Caves in Southeast Vietnam”. VNUHCM Journal of Environment and Earth Sciences 5, no. SI2 (November 30, 2021): SI106-SI119. Accessed June 6, 2026. https://ees.vnuhcmjournal.com.vn/index.php/ees/article/view/592.