HASAN, Isharyadi; ASTIJA. Kandungan Timbal (PB) yang Terabsorpsi pada Buah Apel (Malus punila) yang Dijual di Pinggir Jalan Kota Palu. Journal of Biology Science and Education, [S. l.], v. 7, n. 1, p. 397–401, 2021. DOI: 10.22487/jbse.v7i1.1119. Disponível em: https://www.jurnalfkipuntad.com/index.php/ejipbiol/article/view/1119. Acesso em: 19 oct. 2025.