1. Agom, D., Ogar, D., 1994. Report of study on timber extraction in the Ikobi concession area in Afi river forest reserve. Cross River State Forestry Project, Working Paper No. 3, 15.
2. Allegretti, A.H., 1990. Alternatives to Deforestation: Steps Towards Sustainable Use of the Amazon Rain Forest, in: Extractive Reserves: An Alternative for Reconciling Development and Environmental Conservation in Amazonia, Columbia University Press, New York, pp. 65–85.
3. The contribution of NTFPs to the livelihoods of the forest poor: evidence from the tropical forest zone of south-west Cameroon;Ambrose-Oji;International Forestry Review,2003
4. Angerand, S., 2007. The exploitation of Moabi: conflict surrounding a tree of high social value, in: Counsell, S., Long, C., Wilson, S. (Eds.), Concessions to poverty; the environmental, social and economic impacts of industrial logging concessions in Africa’s rainforests. Rainforest Foundation and Forests Monitor, 71–74.
5. Can non-timber forest products match tropical forest conservation and development objectives?;Arnold;Ecological Economics,2001