Suminig, J. S., L. Lagria, H. P. Lumista, F. P. Coritico, V. Handley, and M. M. M. Guiang. “Population structure and distribution of Critically Endangered Cycas sancti-lasallei Agoo & Madulid (Cycadaceae) in northern Mindanao, Philippines”. The Thailand Natural History Museum Journal, vol. 20, no. 1, May 2026, pp. 75-91, https://li05.tci-thaijo.org/index.php/thnhmj/article/view/1923.