Spatio-temporal variability and trends of precipitation and extreme rainfall events in Ethiopia in 1980-2010 - Gummadi, Sridhar; Rao, K.P.C.; Ahmed, Jemal Seid; Legesse, Gizachew; Kadiyala, M.D.M.; Takele, Robel; Amede, Tilahun; Whitbread, Anthony M. (Springer, 2018)