ISHAK, I.; JURA, M. R.; SAID, I.; PULUKADANG, S. H. V. The Hardness and The Testing of Acidity (pH) on The Groundwater in Mapane Tambu Balaesang District, Donggala Regency. Media Eksakta, [S. l.], v. 18, n. 2, p. 102–107, 2022. DOI: 10.22487/me.v18i2.2345. Disponível em: https://jurnal.fkip.untad.ac.id/index.php/jme/article/view/2345. Acesso em: 29 apr. 2024.