Julius, Avelinah. “<em>Buxus holttumiana</em> of Peninsular Malaysia and Thailand Is a Variety of <em>B. cochinchinensis</Em> (Buxaceae)”. Phytotaxa 167, no. 2 (May 9, 2014): 201–204. Accessed March 19, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.167.2.7.