1.
Wulandari M, Harfadli MM, Rahmania R. Penentuan Kondisi Kualitas Perairan Muara Sungai Somber, Balikpapan, Kalimantan Timur dengan Metode Indeks Pencemaran (Pollution Index). sjt [Internet]. 2020 Jun. 9 [cited 2025 Jul. 3];4(2):23-34. Available from: https://journal.itk.ac.id/index.php/sjt/article/view/186