Rizgar M. U. Hanaraye, Kamaran W. Mahmood and Shwan A. Ali 2020. Geographical Analysis of Pollution Types (Noise, Visual, Solid waste) in the Commercial Center of Soran City. Zanco Journal of Human Sciences . 24, 4 (Nov. 2020), 173–189. DOI:https://doi.org/10.21271/zjhs.24.4.11.