Guytar-e Sofla can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3841794" in the "Unique Feature Id" form, and clicking on "Search Database".
Rahimi, Mohammadreza (c. 2023) [Approved 6 January 1389]. Reforms and changes in divisions in Chalus County. qavanin.ir (Report) (in Persian). Ministry of the Interior, Political and Defense Commission. Proposal 126342/4/42/1388; Resolution 158802/T38854H. Archived from the original on 25 May 2023. Retrieved 25 May 2023 – via Laws and Regulations Portal of the Islamic Republic of Iran.
Rahimi, Mohammadreza (c. 2023) [Approved 6 January 1389]. Reforms and changes in divisions in Chalus County. qavanin.ir (Report) (in Persian). Ministry of the Interior, Political and Defense Commission. Proposal 126342/4/42/1388; Resolution 158802/T38854H. Archived from the original on 25 May 2023. Retrieved 25 May 2023 – via Laws and Regulations Portal of the Islamic Republic of Iran.