Knoche, Malte; Fischer, Christian; Pohl, Eric; Krause, Peter; Merz, Ralf (2014). "Combined uncertainty of hydrological model complexity and satellite-based forcing data evaluated in two data-scarce semi-arid catchments in Ethiopia". Journal of Hydrology. 519: 2049–2066. Bibcode:2014JHyd..519.2049K. doi:10.1016/j.jhydrol.2014.10.003.
Ayenew, Tenalem; Demlie, Molla; Wohnlich, Stefan (2008). "Hydrogeological framework and occurrence of groundwater in the Ethiopian aquifers". Journal of African Earth Sciences. 52 (3): 97–113. Bibcode:2008JAfES..52...97A. doi:10.1016/j.jafrearsci.2008.06.006.
Bretzler, Anja; Osenbrück, Karsten; Gloaguen, Richard; Ruprecht, Janina S.; Kebede, Seifu; Stadler, Susanne (2011). "Groundwater origin and flow dynamics in active rift systems – A multi-isotope approach in the Main Ethiopian Rift". Journal of Hydrology. 402 (3–4): 274–289. Bibcode:2011JHyd..402..274B. doi:10.1016/j.jhydrol.2011.03.022.
Knoche, Malte; Fischer, Christian; Pohl, Eric; Krause, Peter; Merz, Ralf (2014). "Combined uncertainty of hydrological model complexity and satellite-based forcing data evaluated in two data-scarce semi-arid catchments in Ethiopia". Journal of Hydrology. 519: 2049–2066. Bibcode:2014JHyd..519.2049K. doi:10.1016/j.jhydrol.2014.10.003.
Ayenew, Tenalem; Demlie, Molla; Wohnlich, Stefan (2008). "Hydrogeological framework and occurrence of groundwater in the Ethiopian aquifers". Journal of African Earth Sciences. 52 (3): 97–113. Bibcode:2008JAfES..52...97A. doi:10.1016/j.jafrearsci.2008.06.006.
Bretzler, Anja; Osenbrück, Karsten; Gloaguen, Richard; Ruprecht, Janina S.; Kebede, Seifu; Stadler, Susanne (2011). "Groundwater origin and flow dynamics in active rift systems – A multi-isotope approach in the Main Ethiopian Rift". Journal of Hydrology. 402 (3–4): 274–289. Bibcode:2011JHyd..402..274B. doi:10.1016/j.jhydrol.2011.03.022.
"Lower Valley of the Awash". UNESCO World Heritage Site. United Nations Educational, Scientific, and Cultural Organization. Retrieved 18 September 2021.