“ANALISIS KUALITAS AIR MINUM PADA DEPOT AIR MINUM ISI ULANG DI KELURAHAN KAMBU TAHUN 2025” (2026) VARIABLE RESEARCH JOURNAL, 3(01), pp. 54–60. Available at: https://variablejournal.my.id/index.php/VRJ/article/view/298 (Accessed: 2 February 2026).