1. Andrew M, Robert O, Jeannette V, Juliet K, Denis O, Annita T. Kenya adaptation to climate change in the arid lands: anticipating, adapting to and coping with climate risks in Kenya-operational recommendations for KACCAL. ILRI Research Report 18. Nairobi: International Livestock Research Institute; 2007.
2. Bekele A, Amsalu A. Effects of drought on pastoral household in Fentale Woreda of Oromia Regional State. J Environ Issues Agri Dev Countries. 2012;4:1–19.
3. Busha T, Habtemariam K, Zerihun M, Christine P. Contribution of dry forest products to household income and determinants of forest income levels in the northwestern and southern lowlands of Ethiopia; 2015.
4. Campbell BM, Jeffrey S, Kozanayi W, Luckert M, Mutamba M, Zindi C. House-hold livelihoods in semi-arid regions, options and constraints. Indonesia: CIFOR; 2002.
5. Cavendish W. How do forests support, insure and improve the livelihoods of the rural poor? A research note. Bogor: CIFOR; 2003.