Alhassan, M., Suleiman, M., Isah, A. A., Abdulrashid, A. G., Nasiru, Y. and Bello, A. (2021) “Efficacy of Acid-treated Sawdust in Decolourization of Tanning Wastewater”, Journal of Environmental & Earth Sciences, 3(2), pp. 55–60. doi: 10.30564/jees.v3i2.3699.