فهرس المقالات Hamid Reza Motemed المقاله 1 - Validation of the Professional Technology Competencies Model for Elementary School Principals 10.71922/jee.2024.1195307 Marzieh Tahmasebi Pari Mashayekh Moslem Salehi Alireza Ghasemizad Hamid Reza Motemed Biannual Journal of Education Experiences , العدد 12 , السنة 7 , زمستان 2024