5, 1962-12, p. 641-651* Tony Hodges (1983), "Western Sahara: The Roots of a Desert War", Lawrence Hill Books (ISBN 0-88208-152-7)* Anthony G. Pazzanita (2006), "Historical Dictionary of Western Sahara", Scarecrow Press* Zekeria Ould Ahmed Salem, "Mauritania: A Saharan Frontier State", "Journal of North Africa Studies", Vol.
5, 1962-12, p. 641—651* Tony Hodges (1983), "Western Sahara: The Roots of a Desert War", Lawrence Hill Books (ISBN 0-88208-152-7)* Anthony G. Pazzanita (2006), "Historical Dictionary of Western Sahara", Scarecrow Press* Zekeria Ould Ahmed Salem, «Mauritania: A Saharan Frontier State», "Journal of North Africa Studies", Vol.