Prasetyo DY. SISTEM PENENTUAN KUALITAS AIR MINUM DI KABUPATEN INDRAGIRI HILIR DENGAN METODE SAW (SIMPLE ADDITIVE WEIGHTING). selodangmayang [Internet]. 2018May25 [cited 2024May4];4(1). Available from: https://ojs.selodangmayang.com/index.php/bappeda/article/view/93