1. Adams, R. M. (1965). Land behind Baghdad: A history of settlement on the Diyala Plains. Chicago: University of Chicago.
2. Alcock, S., & Rempel, J. E. (2006). The more unusual dots on the map: "Special-purpose" sites and the texture of landscape. In P. G. Bilde & V. F. Stolba (Eds.), Surveying the Greek Chora: The Black Sea region in a comparative perspective (pp. 27–46). Aarhus: Aarhus University Press.
3. Anfray, F. (1967). Matara. Annales d’Ethiopie, 7, 33–88.
4. Anfray, F. (1968). Aspects de l’archéologie Ethiopienne. The Journal of African History, 9(3), 345–366.
5. Anfray, F. (1973). Nouveau sites antiques. Journal of Ethiopian Studies, 11(2), 13–27.