SIRAIT, A.; SINAGA, M. P.; SIBURIAN, D. T. E. The Test For Lead (Pb) Iron (Fe) And Content Zink (Zn) In The Water Of The Bah Bolon River Pematangsiantar City. Jurnal Ilmiah Platax, [S. l.], v. 12, n. 1, p. 367–373, 2024. DOI: 10.35800/jip.v12i1.55289. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/platax/article/view/55289. Acesso em: 4 dec. 2024.