ANANDA, L. W.; DAULAE, A. H. Analisis Kandungan Timbal (Pb) pada Daun Glodokan Tiang (Polyalthia longifolia) di Kecamatan Medan Johor, Medan. Biocaster : Jurnal Kajian Biologi, [S. l.], v. 6, n. 3, p. 1544–1551, 2026. DOI: 10.36312/biocaster.v6i3.1131. Disponível em: https://e-journal.lp3kamandanu.com/index.php/biocaster/article/view/1131. Acesso em: 22 jul. 2026.