Ahmed, R. S., and R. A. Qader. “Using GIS Technologies for Analyzing the Relationship Between Spatial Variability and Development of Restaurants: Erbil City As a Model”. Journal of Tikrit University for Humanities, vol. 29, no. 3, 1, Mar. 2022, pp. 192-28, doi:10.25130/jtuh.29.3.1.2022.11.