Ee, G.C.L., and K.N. Ng. “Larvicidal Anthraquinones and Triterpenes from Ploiarium Alternifolium (Theaceae)”.
Asian Journal of Chemistry
, vol. 16, no. 1, Mar. 2010, pp. 429-33, https://asianpubs.org/index.php/ajchem/article/view/19636.