Najib, Ghufron, Saimul Laili, and Ahmad Syauqi. 2021. “Persepsi Masyarakat Terhadap Kualitas Air Sungai Di DAS Metro Kecamatan Lowokwaru Kota Malang: Community Perception of River Water Quality in the Metro Watershed of Loawokwaru District, Malang City”. Jurnal Ilmiah Biosaintropis (Bioscience-Tropic) 6 (2):38-43. https://doi.org/10.33474/e-jbst.v6i2.303.