TY  - BOOK
AU  - Yared Bayissa
TI  - Developing an Impact-Based Combined Drought Index for Monitoring Crop Yield Anomalies in the Upper Blue Nile Basin, Ethiopia
SN  - 9780429399510
PB  - Taylor and Francis
UR  - http://www.taylorfrancis.com/books/9780429399510
ER  -