EFEKTIVITAS PENGELOLAAN PERUMDAM DALAM MENYEDIAKAN AIR BERSIH DI KOTA DUMAI. Triwikrama: Jurnal Ilmu Sosial, [S. l.], v. 11, n. 10, p. 761–770, 2026. Disponível em: https://cibjournal.com/index.php/triwikrama/article/view/5647. Acesso em: 17 sep. 2026.