Quality of Drinking Water Supply Services in Sidoarjo Regency: Kualitas Pelayanan Penyediaan Air Minum di Kabupaten Sidoarjo. IJPPR [Internet]. 2021 July 31 [cited 2026 Nov. 14];15:10.21070/ijppr.v15i0.1134. Available from: https://ijppr.umsida.ac.id/index.php/ijppr/article/view/1134