Red Sea Press, ISBN 1-56902-217-8* Johns, Michael (1992), "Does Democracy Have a Chance", "Congressional Record", May 6 1992* Keneally, Thomas (1990), "To Asmara" ISBN 0-446-39171-9* Killion, Tom (1998), "Historical Dictionary of Eritrea".
Red Sea Press, ISBN 1-56902-217-8* Johns, Michael (1992), "Does Democracy Have a Chance", "Congressional Record", 6 May 1992* Keneally, Thomas (1990), "To Asmara" ISBN 0-446-39171-9* Kendie, Daniel (2005), "The Five Dimensions Of The Eritrean Conflict 1941–2004: Deciphering the Geo-Political Puzzle".