Leakey, R.R.B., and Asaah, E.K. (2013) Underutilised species as the backbone of multifunctional agriculture: the next wave of crop domestication. In: Proceedings of the IInd International Symposium on Underutilized Plant Species: crops for the future - beyond food security (1) pp. 293-310. From: IInd International Symposium on Underutilized Plant Species: crops for the future - beyond food security, 27 June - 1 July 2011, Kuala Lumpur, Malaysia.

Asaah, Ebenezar K., Tchoundjeu, Zacharie, Leakey, Roger R.B., Takousting, Bertin, Njong, James, and Edang, Innocent (2011) Trees, agroforestry and multifunctional agriculture in Cameroon. International Journal of Agricultural Sustainability, 9 (1). pp. 110-119.

Tchoundjeu, Z., Degrande, A., Leakey, R.R.B., Nimino, G., Kemajou, E., Asaah, E., Facheux, C., Mbile, P., Mbosso, C., Sado, T., and Tsobeng, A. (2010) Impacts of participatory tree domestication on farmer livelihoods in West and Central Africa. Forest, Trees and Livelihoods, 19 (3). pp. 217-234.

Leakey, Roger R.B., Tchoundjeu, Zacharie, Smith, Rognvald I., Munro, Robert C., Fondoun, Jean-Marie, Kengue, Joseph, Anegbeh, Paul O., Atangana, Alain R., Waruhiu, Annabelle N., Asaah, Ebenezer, Usoro, Cecilia, and Ukafor, Victoria (2004) Evidence that subsistence farmers have domesticated indigenous fruits (Dacryodes edulis and Irvingia gabonensis) in Cameroon and Nigeria. Agroforestry Systems, 60 (2). pp. 101-111.

Atangana, A.R., Ukafor, V., Anegbeh, P., Asaah, E., Tchoundjeu, Z., Fondoun, J-M., Ndoumbe, M., and Leakey, R.R.B. (2002) Domestication of Irvingia gabonensis: 2. The selection of multiple traits for potential cultivars from Cameroon and Nigeria. Agroforestry Systems, 55 (3). pp. 221-229.