Thong-a-ram, D., Mahakham, W., & Namdee, K. (2017). Classification of the genus Caulokaempferia K.Larsen (Zingiberaceae) based on the molecular phylogenetic analysis (Thai). Asia-Pacific Journal of Science and Technology, 10(1), 5–12. retrieved from https://so01.tci-thaijo.org/index.php/APST/article/view/83991