1. Y. Lipatov, Polymer Reinforcement. Chem. Fec. Publishing, 1994.
2. I. Yermolenko, I. Lyubliner, N. Gul'ko, Element-containing Carbon Fibre Materials, Nauka and Technic, Minsk, 1982.
3. D. Shimp, F. Hudock, S. Ising, Preprint, 33rd International SAMPE Symposium, March 7–10 (1988).