1. Factors affecting fire extent and frequency in the Bale Mountains National Park;Abera,2011
2. Some geographical aspects of the Cape flora;Adamson;Transactions of the Royal Society of South Africa,1947
3. The status of the ericaceous vegetation on the southern slope of the Bale Mountains;Assefa,2011
4. Altitudinal variation and conservation priorities of vegetation along the Great Rift Valley escarpment, northern Ethiopia;Aynekulu;Biodiversity Conservation,2012
5. Africa Without Ice and Snow;Barr,2012