Hoang, Nguyen, Masatsugu Ogasawara, Tran Thi Huong, Phan Van Hung, Nguyen Thi Thu, Cu Sy Thang, Pham Thanh Dang, and Pham Tich Xuan. “Geochemistry of Neogene Basalts in the Nghia Dan District, Western Nghe An”. Vietnam Journal of Earth Sciences 36, no. 4 (June 11, 2015): 403–412. Accessed November 24, 2024. https://vjs.ac.vn/index.php/jse/article/view/6428.