El Nino Southern Oscillation link to the Blue Nile River Basin hydrology Article
Abtew, Wossenu, Melesse, Assefa M., Dessalegne, Tibebe. (2009). El Nino Southern Oscillation link to the Blue Nile River Basin hydrology
. HYDROLOGICAL PROCESSES, 23(26), 3653-3660. 10.1002/hyp.7367