KHIRZIN, Muhammad Habbib. STUDY OF GELATIN FROM DUCK BONE AS AN ALTERNATIVE SOURCES OF HALAL GELATIN. Sains Natural: Journal of Biology and Chemistry, [S. l.], v. 10, n. 1, p. 1–5, 2020. DOI: 10.31938/jsn.v10i1.237. Disponível em: https://ejournalunb.ac.id/JSN/article/view/237. Acesso em: 7 aug. 2026.