2.5.0 spase://IUGONET/Person/Atalay.Ayele 2011-02-14T02:21:45 Atalay Ayele University of Addis Ababa, Faculty of Sciences

University of Addis Ababa, Faculty of Sciences, Geopyhsical Observatory, P.O. Box 1176, ETHIOPIA

infogeobs@geobs.aau.edu.et 251 (1) 5506 55 contact person for AAE