An investigation into Quhestan's Conditions in the Third and Forth Centuries ('AH')
✍️ Ali Jafari / PhD student of the history of Iran in the Islamic era, Isfahan University
Farshid Jafari / MA in of the history of Iran in the Islamic era, Shahid Chamran University, Ahwaz.
Ali akbar Ja'fari / Assistant professor of History Department, Isfahan University
