1. Abdullahi A, Ajoku KB (2001) Capacity building for sustainable industrial development: Nigerian perspective. Raw Materials research and development Council, Abuja
2. Adegbulugbe AO, Adenikinju A (2010) Country chapter: Nigeria. In Renewable energies in West Africa. Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ) GmbH, Germany
3. AFREPREN/FWD (2006) Potential for cogeneration in Africa (unpublished report), AFREPREN/FWD, Nairobi
4. Brenes MD (2006) Biomass and bioenergy new research. Nova, New York
5. Coelho ST, Walter SA (2003) Indigenous technologies for sustainable development. (Chapter 4). Brazil-Country study for sustainable development. Study under development funded by IAE