ANGGRAINI, R. M.; YUSUF, Y. KARAKTERISASI NATURAL HIDROKSIAPATIT DARI TULANG IKAN LELE (Calarias batracus). JOURNAL ONLINE OF PHYSICS, [S. l.], v. 8, n. 2, p. 103-107, 2023. DOI: 10.22437/jop.v8i2.24226. Disponível em: https://online-journal.unja.ac.id/jop/article/view/24226. Acesso em: 20 jul. 2024.