Analysis of pH and Total Coliform Bacteria Contamination in Rainwater Based on the Materials and Maintenance of Rainwater Harvesting Systems. Gema Lingkungan Kesehatan, [S. l.], v. 24, n. 2, p. 197–206, 2026. DOI: 10.36568/gelinkes.v24i2.408. Disponível em: https://gelinkes.poltekkes-surabaya.ac.id/index.php/gelinkes/article/view/408. Acesso em: 2 apr. 2026.