H. HAFTOM, A. HAFTU, K. GOITOM, and H. MESERET. “Agroclimatic Zonation of Tigray Region of Ethiopia Based on Aridity Index and Traditional Agro-Climatic Zones”. Journal of Agrometeorology, vol. 21, no. 2, June 2019, pp. 176-81, doi:10.54386/jam.v21i2.229.