1. LePori, W.A., C.R. Engler, L.A. Johnson, and C.M. Yarbrough, Animal Fats as Alternative Diesel Fuels, inLiquid Fuels from Renewable Resources: Proceedings of an Alternative Energy Conference, edited by J.S. Cundiff, American Society of Agricultural Engineers, St. Joseph, 1992, pp. 89–98.
2. Schwab, A.W., M.O. Bagby, and B. Freedman, Preparation and Properties of Diesel Fuels from Vegetable Oils,Fuel 66:1372–1378 (1987).
3. Sims, R.E.H., Tallow Esters as an Alternative Diesel Fuel,Trans. ASAE 28:716–721 (1985).
4. Freedman, B.F., and E.H. Pryde, Fatty Esters from Vegetable Oils for Use as a Diesel Fuel, inVegetable Oil Fuels: Proceedings of the International Conference on Plant and Vegetable Oils as Fuels, American Society of Agricultural Engineers, St. Joseph, 1982, pp. 117–122.
5. Goering, C.E., A.W. Schwab, M.J. Daugherty, E.H. Pryde, and A.J. Healy, Fuel Properties of Eleven Vegetable Oils,Trans. ASAE 25:1472–1477, 1483 (1982).