TY - JOUR AU - HEMMATIAN, NAGHMEH AU - صفدریان, غزال AU - بذرافکن, کاوه TI - Presenting an efficient design management model in urban areas of Tehran with an approach to improving productivity in architectural and urban planning offices JO - Urban Environmental Planning and Development VL - 5 IS - 19 SP - 77 EP - 92 PY - 2025 DO - 10.82109/juep.2025.1204255 ER -