A. J. G. H. KOSTERMANS. “ADDITIONAL NOTE ON CULLENIA CEYLANICA K. Schum. (Bombac)”. Reinwardtia 4, no. 3 (July 17, 2025): 151–153. Accessed July 22, 2026. https://biologyjournal.brin.go.id/index.php/reinwardtia/article/view/78.