Mariana Marselina, Arwin Sabar, Indah R S S Salami, and Dyah Marganingrum. “PRIMARY POLLUTANT SELECTION AND DETERMINATION OF WATER QUALITY INDEX IN CLASS DISCHARGE DIVISION BASED ON THREE CLASS MARKOV MODEL”. GEOMATE Journal 13, no. 38 (April 1, 2017): 89–96. Accessed April 23, 2024. https://geomatejournal.com/geomate/article/view/1449.