Davodi, Parviz (9 June 1392) [Approved 3 March 1388]. Letter of approval regarding national divisions in Hamadan province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Council of Ministers. Proposal 4/1/42/185908; Notification 81785/42296AH. Archived from the original on 30 August 2013. Retrieved 12 February 2024 – via Research Center of the System of Laws of the Islamic Council of the Farabi Library of Mobile Users.
Davodi, Parviz (9 June 1392) [Approved 3 March 1388]. Letter of approval regarding national divisions in Hamadan province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Council of Ministers. Proposal 4/1/42/185908; Notification 81785/42296AH. Archived from the original on 30 August 2013. Retrieved 12 February 2024 – via Research Center of the System of Laws of the Islamic Council of the Farabi Library of Mobile Users.