Prasetyo BA, Muhammadun H, Nugroho LD. COMPARISON OF FEASIBILITY ANALYSIS OF INVESTMENT WITH GRAVITY SYSTEM AND PUMPING SYSTEM IN THE IKK IBU WATER SUPPLY, WEST HALMAHERA REGENCY. IJATEIS [Internet]. 2024 Jan. 17 [cited 2024 Jul. 2];2(4):321-33. Available from: https://ojs.transpublika.com/index.php/IJATEIS/article/view/978