Nedaw, D., Tafesse, N. T., Woldearegay, K., Gebreyohannes, T., Steenbergen, F. V. and Willibald, L. (2018) “Groundwater Based Irrigation and Food Security in Raya-Kobo Valley, Northern Ethiopia”, Asian Review of Environmental and Earth Sciences, 5(1), pp. 15–21. doi: 10.20448/journal.506.2018.51.15.21.