Simanjuntak, Salomo, Yetty Riris Saragi, Johan Oberlyn Simanjuntak, Humisar Pasaribu, and Ricki A H Sianipar. “PEMILIHAN ALTERNATIF SUMBER AIR BAKU DI KABUPATEN KARO”. Jurnal Visi Eksakta 2, no. 2 (July 30, 2021): 225-238. Accessed December 22, 2024. https://ejournal.uhn.ac.id/index.php/eksakta/article/view/396.