Mai, H. D. and ChuD. Q. (2015) “Sequence stratigraphy and determination of Early Miocene - Oligocene sedimentation environments of block 09-3 in Cuu Long basin based on the characteristics of freshwater dinocyst groups and palynofacies analysis”, Petrovietnam Journal, 70, pp. 24 - 32. Available at: https://pvj.vn/index.php/TCDK/article/view/535 (Accessed: 6May2026).