Jamaluddin, Jamaluddin, and Yanisa Anasthasia. “Analysis of Standardization of Refillable Drinking Water Depots (DAMIU) in Pelalawan Regency in 2021 – 2022”. JURNAL RISET INOVASI DAERAH, vol. 1, no. 2, Dec. 2023, pp. 45-54, https://jurnalrivda.pelalawankab.go.id/index.php/rivda/article/view/20.