Salih, H. M., A. . Oztas, O. Dewary, and A. A. Ahmed. “Performance Evaluation of Construction Project in Erbil City by Adopting Site Layout Planning”. Polytechnic Journal, vol. 9, no. 2, Dec. 2019, pp. 76-79, doi:10.25156/ptj.v9n2y2019.pp76-79.