H. L. Wambrauw, D. A. V. Fahruddin, J. H. Nunaki, N. I. R. F. Nasir, I. Damopolii, and N. Winarno, “The Croton Plant Morphological Characteristics Diversity: Development of A Field Guide (Leaflet) for Morphometric Learning”, <meta name="google-site-verification" content="hk1EvV2s9SCchFUV_4f7GgLdW5pQDckkxwSCWkj4stU" />, vol. 3, no. 2, pp. 901–912, Aug. 2025.