Wils, T.; Sass-Klaassen, U.; Eshetu, Z.; Bräuning, A.; Gebrenirstos, A.; Couralet, C.; Robertson, I.; Touchan, R.; Koprowski, M.; Conway, D.; Briffa, K.R.; Beeckman, H. (2011) Dendrochronology in the dry tropics: the Ethiopian case (online first) Trees-Structure and Function 25 (3). - p. 345 - 354