1. POLYIMIDES, POLYQUINOLINES AND POLYQUINOXALINES: Tg-STRUCTURE RELATIONSHIPS
2. Eastmond, G. C. and Webster, I. unpublished results, to appear
3. Farbenfabriken Bayer Aktiengesellschaft, UK Pat. 1028 156, 1966
4. Eastmond, G. C., Page, P. C. B., Paprotny, J. and Richards, R. E. Eur. Pat. Appl. 0413415 A1, 1991