Sawangchote, Prakart, Paul J. Grote, and David L. Dilcher. “Tertiary Leaf Fossils of Semecarpus (Anacardiaceae) from Li Basin, Northern Thailand”. Thai Forest Bulletin (Botany), no. 38 (November 26, 2014): 8–22. Accessed March 29, 2024. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24335.