1. PhD, Water Engineering Department, Urmia University, Urmia, Iran
2. Associate Professor, Water Engineering Department, Urmia University, Urmia, Iran(author for correspondence)
3. Associate professor, Department of Irrigation and Reclamation Engineering, Faculty of Agricultural Engineering and Technology, University of Tehran, Karaj, Iran
4. (IAHR Member), Professor, Department of Civil, Environmental and Architectural Engineering, University of Padua, Padua, Italy