Chantaranothai, Pranom. “The Genus Prismatomeris (Rubiaceae) in Thailand”. Thai Forest Bulletin (Botany) 47, no. 2 (September 30, 2019): 159–170. Accessed April 19, 2024. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/157375.