Sauter, R. (1976). "Eglises rupestres du Tigré". Annales d'Ethiopie. 10: 157–175. doi:10.3406/ethio.1976.1168.
Merha Zerabruk; Vangen, O; Mitiku Haile (2007). "The status of cattle genetic resources in North Ethiopia: On-farm characterization of six major cattle breeds". Animal Genetic Resources Information. 40: 15–32. doi:10.1017/S1014233900002169.
Cattle breeds, milk production, and transhumance in Dogu'a Tembien. In: Geotrekking in Ethiopia's tropical mountains, Chapter 28. Cham: SpringerNature. 2019. doi:10.1007/978-3-030-04955-3_28. S2CID199323600.
Merha Zerabruk; Vangen, O (2005). "The Abergelle and Irob cattle breeds of North Ethiopia: description and on-farm characterization". Animal Genetic Resources Information Bulletin. 36: 7–20. doi:10.1017/S101423390000184X.
Nigussie Haregeweyn, and colleagues (2008). "Sediment yield variability in Northern Ethiopia: A quantitative analysis of its controlling factors". Catena. 75: 65–76. doi:10.1016/j.catena.2008.04.011.
semanticscholar.org
api.semanticscholar.org
Cattle breeds, milk production, and transhumance in Dogu'a Tembien. In: Geotrekking in Ethiopia's tropical mountains, Chapter 28. Cham: SpringerNature. 2019. doi:10.1007/978-3-030-04955-3_28. S2CID199323600.