WIDYASTUTI, Margaretha; JAYANTO, Galih Dwi; IRSHABDILLAH, Muhammad Ridho. WATER QUALITY ANALYSIS OF CODE RIVER BASED ON METAL AND NONMETAL PARAMETERS USING HEAVY METAL POLLUTION INDEX. JURNAL GEOGRAFI, [S. l.], v. 13, n. 2, p. 145–158, 2021. DOI: 10.24114/jg.v13i2.20000. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/geo/article/view/20000. Acesso em: 3 jul. 2025.