Arifin R, Sutrisno A, Punuhsingon C. ANALISIS COST – BENEFIT INJEKSI NaOH PADA BASIN COOLING TOWER PLTP UNIT 5 DAN 6 DI AREA GEOTHERMAL LAHENDONG. JPTMU [Internet]. 2021 Jul. 8 [cited 2024 May 10];8(2). Available from: https://ejournal.unsrat.ac.id/v3/index.php/poros/article/view/34703