Webber, B., & Harwood, B. (2015). Revisiting taxonomic circumscriptions in Hydnocarpus Gaertn. and Ryparosa Blume for the Achariaceae of Thailand. Thai Forest Bulletin (Botany), (43), 46–50. Retrieved from https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/44207