Sitohang, Oloan, Kornel Munthe, Edison Hatoguan Manurung, Pio Ranap Tua Naibaho, and Sitti Wardiningsih. “Review of Clean Water Supply System Development’s Feasibility in Indonesia’s Samosir Regency”. Inersia : Jurnal Teknik Sipil dan Arsitektur 19, no. 1 (June 13, 2023): 143–152. Accessed May 14, 2025. https://jurnal.uny.ac.id/index.php/inersia/article/view/54197.