Yarahmadi M, Mirhoseini M, Komasi M, Ehsanifar M. The Factors Affecting Human Resources Productivity in Urban Construction Projects A Comparison of Relative Importance Index and Fuzzy Logic Methods. Fuzzy Optim. Model. J. 2023;4(3):54-71. doi:10.30495/fomj.2023.1992756.1106