van Welzen, P. C., R. M. Haegens, J. W. Slik, S. M. Bollendroff, S. Dressler, and H.-J. Esser. “Checklist of the Genera of Thai Euphorbiaceae - I”. Thai Forest Bulletin (Botany), no. 28, Dec. 2014, pp. 59-111, https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/25300.