1. Avento, J. M. 1980.Flame Retardant, Overview. Encyclopaedia of Chemical Technology, Vol. 10, 342–372. New York: John Wiley.
2. Hampel, A. C. 1973.Encyclopaedia of Chemistry Van Nostrand Reinhold130–132. New York
3. Eboatu, A. N. 1992.Fire, Flammability and fire Fighting, 25Lagos: Anchor Educational Press.
4. Wang, Y.Z. 1997.Flame Retardant Design of PET Fibres, 24–38. Chengdu: Sichuan Science and Technology Press.
5. Physical and chemical effects of diethylN,N?-diethanolaminomethylphosphate on flame retardancy of rigid polyurethane foam