1. Physicochemical studies on oils from five selected Nigerian plant seeds;Akubugwo;The Journal of Nutrition,2007
2. Ammann, P.(1935). Process of treating earth-nut kernels. U.S. Pat., no 2,003,415.
3. Official methods of analysis;AOAC,1990
4. Mechanical oil expression from extruded soybean sample;Bargale;Journal of the American Oil Chemists' Society,1999
5. Baxley, J. (1972). Method of making stabilized impregnated peanuts. U.S. Pat., no 3,645,752.