Hoang*, N., Huong, T.T., Ogasawara, M., Anh, L.D., Mai, N.T., Thu, N.T., Thang, C.S. and Dung, L.T.P. 2016. Petrography and geochemistry of Permian basalts of the Cam Thuy formation and their relation to Song Da and Emeishan magmatic rocks. Vietnam Journal of Earth Sciences. 38, 4 (Dec. 2016), 372–392. DOI:https://doi.org/10.15625/0866-7187/38/4/8993.