1. G.K.Zelensky et al. “Development of Composite Superconductors for Accelerator-Storage Magnets”. Report at the Intern. Conf. on Cryogenic Materials (Structure, Applications and Properties). Shenuang, P.R. China, 1988.
2. V.P. Oshchepkov et al. Electrotechnical Industry. Series “Cable Engineering”. 1983, issue 7(221), p. 23.
3. A.G. Aleksandrov et al. Preprint IHEP 87–197, Serpukhov, 1987.
4. V.Y. Fil′kin et al. Proceed, of Workshop on Superconducting Magnets and Cryogenics. — BNL, 1984, p. 56.
5. E.P. Borlsov et al. Preprint IHEP 89–23, Serpukhov, 1989.