Van Welzen, Peter, and Kanchana Pruesapan. 1. “Four New Species of Breynia (Phyllanthaceae / Euphorbiaceae Sensu Lato) and One New Combination from Thailand and Malaysia”. Thai Forest Bulletin (Botany), no. 38 (1), 111-19. https://www.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24392.