“Evaluation and Characterization of Wastewater from Tannery Industries and Their Impact on Water Quality of the Receiving River, Ethiopia”. International Journal of Scientific and Applied Research (IJSAR), eISSN: 2583-0279 1, no. 2 (February 25, 2021): 13–21. Accessed December 26, 2025. https://ijsar.net/index.php/ijsar/article/view/36.