I. Hendriyani, M. Kencanawati, and A. N. Salam, “Analisis Kebutuhan Air Bersih IPA PDAM Samboja Kutai Kartanegara: Analysis of IPA Clean Water Needs at PDAM Samboja Kutai Kartanegara”, n.a. ilm. teknik n.a., vol. 7, no. 2, pp. 87–97, Jun. 2019.