1. Boenig, H. V. Unsaturated Polyesters, 1964, Elsevier, Amsterdam.
2. Imai, T. J. Appl. Polym. Sci., 1967, 11, 575.
3. Pritchard, G., Ph.D. thesis, The crosslinking of polyesters: a study of network formation by physical methods, 1968, University of Aston in Birmingham, England.
4. Hebert, N. T. Plast. World, 1975, 33, 47.
5. Seefried, C. G., Jr and Koleske, J. V. J. Test, and Evai, 1976, 4, 220.