Rival Sibuea, Josep, Wateno Oetomo, and Risma Marleno. “Investment Feasibility Analysis For Distribution Network Development of PDAM Tirta Bening Lontar Kupang City”. Devotion : Journal of Research and Community Service 3, no. 14 (December 31, 2022): 2815–2825. Accessed June 25, 2026. https://devotion.greenvest.co.id.submitjurnal.id/index.php/dev/article/view/340.