1. A.L. Bisio, M. Xanthos, How to manage Plastics Wastes (Hanser Gardner Publication, USA, 1995) p. 253
2. N. Mustafa, Plastics Waste Management Disposal, Recycling and Reuse (Marcel Dekker, New York, 1993), p. 40
3. L.A. John, D.J. Myers, in Practical Hand Book of Soybean Processing and Utilization, ed. by D.R. Erishson (American Soybean Association/American Oil Chemists Society, St. Louis Mo/Champaign, IL, 1995)
4. M.W. Formo, in Buileys Industrial Oil and Fat Products, 4th edn, vol. 2, ed. by D. Swem (Wiley, New York, 1982), p. 343
5. L.L. Fengkui, Richard C. Larock, J. Polym. Sci. 39, 60 (2001)