Hernandi MF, Zarta R, Wartomo, Rosita E. Kualitas Lingkungan Air Sungai Sekitar Kegiatan Pertambangan Batubara. Poltanesa [Internet]. 2021 Jun. 2 [cited 2024 May 20];22(1):19-24. Available from: https://e-journal.politanisamarinda.ac.id/index.php/tanesa/article/view/460