1. H. Lee and K. Neville, ?Handbook of Epoxy Resins? (McGraw-Hill, New York, 1967) pp. 14?22.
2. W. G. Potter, ?Epoxide Resins? (Iliffe, London, 1970) p. 119.
3. W. D. Kingery, ?Introduction to Ceramics? (Wiley, New York, 1960).
4. C. W. C. Kaye and T. H. Laby, ?Tables of Physical and Chemical Constants?, 14th Edn. (Longman, London, 1973).
5. ?American Institute of Physics Handbook?, 3rd Edn. (McGraw-Hill, New York, 1972).