1. CIAT 1980 Cassava Program. Annual Report 1979, Centro Internacional de Agricultura Tropical, A.A. 6713, Cali, Colombia.
2. CIAT 1983 Cassava Program. Annual Report 1982-1983, Centro Internacional de Agricultura Tropical, A.A. 6713, Cali, Colombia.
3. CIAT 1985 Cassava Program. Annual Report 1984, Centro Internacional de Agricultura Tropical, A.A. 6713, Cali, Colombia.
4. Cock J H 1984 Cassava.In The Physiology of Tropical Field Crops. Eds. P R Goldsworthy and N M Fisher. pp 529–549. John Wiley & Sons Ltd.
5. Cock J H 1985 Cassava: New Potential for a Neglected Crop. Westview Press. Boulder, Colorado.