^"Administrative subdivisions". General Statistics Office of Vietnam. Archived from the original on 2015-11-13. To find information at reference, go to row 56, then row 574, and it is listed on row 22651.
^"Quyết định 100-HĐBT phân vạch địa giới xã thị trấn tỉnh Phú Khánh". thuvienphapluat.vn. Archived from the original on 2021-12-05. Retrieved 2022-01-22.