TY  - JOUR
AU  - Mousaei, Hatam
AU  - Pourbakhtiar, Ghaffar
AU  - movahed, Abdolaziz
TI  - Analyzing the relationship between the administrative system and the power structure and their influence on each other during the Umayyad period
JO  - 
VL  - 9
IS  - 1
SP  - 0
EP  - 0
PY  - 2021
DO  - 
ER  -