1. Adeola, M. O. 1987. Utilization of wildlife resources in Nigeria. Ph.D. thesis, Colorado State University, Fort Collins, Colorado, USA.
2. Adomou, A. C. 2005. Vegetation patterns and environmental gradients in Benin: Implications for biogeography and conservation. Ph.D. thesis, Wageningen University, Wageningen, Netherlands.
3. Aké Assi, L. 2001. Observations sur la diversité des Sapotaceae de la flore naturelle de la Côte d'Ivoire. Systematics and Geography of Plants 71(2):187–195.
4. Assogbadjo, A. E., B. Sinsin, J. T. C. Codjia, and P. Van Damme. 2005. Ecological diversity and pulp, seed and kernel production of the Baobab (Adansonia digitata) in Benin. Belgian Journal of Botany 138(1):47–56.
5. Avocèvou-Ayisso, C., B. Sinsin, A. Adégbidi, G. Dossou, and P. Van Damme. 2009. Sustainable use of non-timber forest products: Impact of fruit harvesting on Pentadesma butyracea regeneration and financial analysis of its products trade in Benin. Forest Ecology and Management 257(9):1930–1938.