TY - JOUR AU - Eslahi, Mohammad AU - mahjub, hassan AU - eslahi, reza TI - Evaluating the quality of educational services of the technical faculties of the technical faculties of the University of Tehran based on the headperf model JO - Journal of Innovation and Value Creation VL - 11 IS - 22 SP - 151 EP - 166 PY - 2023 DO - ER -