1. Archaives
2. File number 16/22/1097, “A letter written from Gondar Province Police Directorate to Gondar Province Administrative office”, 12/02/1970EC.
3. File number 1859/12/70, “A letter written from Yigzaw Taye(Administrator of Semada Woreda) to Shaleqa Melaku Teferra”, 18/11/1970EC.
4. File number 22/12/40, “A letter written from Debre Tabor Awrajja vice Administrator to Fitawrari Atnafu Ayu, Gayint Awrajja Administrator”, October 2/1970EC.
5. File number 2284/12, “A letter written from Seyifu Legesse to Gayint Awrajja Administrative office”, May 18/1970EC.