1. Afoakwa, E. O. (1999) Biochemical and quality changes in Dioscorea dumetorum tubers after harvest. M. Phil. thesis submitted to the Department of Nutrition and Food Science, University of Ghana, Legon, Ghana.
2. Afoakwa, E. O., & Sefa-Dedeh, S. (2001). Chemical composition and quality changes in trifoliate yam Dioscorea dumetorum tubers after harvest. Journal of Food Chemistry 75(1), 85–91.
3. A study of weight loss of stored yam (Dioscorea cayenensis) as affected by the ventilation of the storage locations;Ajayi;Journal of Science of Food and Agriculture,1990
4. Official methods of analysis (13th ed.),1990
5. Methods for assessing quality characteristics of non-grains starch (Part 3. Laboratory Methods);Bainbridge,1996