ONDO OVONO, P., C. KEVERS, and J. DOMMES. “In Vitro Preservation of Yam (Dioscorea Cayenensis D. Rotundata Complex) for a Better Use of Genetic Resources”. Notulae Botanicae Horti Agrobotanici Cluj-Napoca, Vol. 38, no. 2, Sept. 2010, pp. 141-6, doi:10.15835/nbha3824765.