ABDUL JABBAR , H.; SHAFAI, S. N. D.; AB KADIR, M. I. Eco – colourants and Collage: Exploring natural colours extracted from ketapang leaves. Environment-Behaviour Proceedings Journal, [S. l.], v. 7, n. SI9, p. 389–394, 2022. DOI: 10.21834/ebpj.v7iSI9.3947. Disponível em: https://ebpj.e-iph.co.uk/index.php/EBProceedings/article/view/3947. Acesso em: 3 jul. 2024.