1. Ed., ?SPI Handbook of Technology and Engineering of Reinforced Plastics/Composites,? 2nd Edition, p. 269, Van Nostrand Reinhold, New York (1973).
2. Modern Plastics/Encylopedia 1983-1984. p. 317, McGraw-Hill, New York (1983).
3. Proc. 33rd Annu. Conf. Reinf. Plast./Composite Institute, Soc. Plast, Ind., 8-G. 1978.
4. and Proc. 38th Annu. Conf Reinf. Plast./Composite Institute, Soc. Plast. Ind., 6-G, 1983.