Sae Wai, J., S. Lindsay, O. Thaithong, and K. Sridith. “Syngramma Minima Holttum (Pteridaceae, Subfam. Pteridoideae), a New Record for Thailand”. Thai Forest Bulletin (Botany), no. 39, Nov. 2014, pp. 28-30, https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24173.