1. Samaddar, S.K., Sperber, D., and Zielinska-Pfabe, M., Phys. Scr., 1982, vol. 25, p. 517.
2. Adeev, G.D. and Gontchar, I.I., Z. Phys. A, 1985, vol. 322, p. 479.
3. Adeev, G.D., et al., Fiz. Elem. Chastits At. Yadra, 1988, vol. 19, p. 1229.
4. Bao, J., Zhuo, Y., and Wu, X., Z. Phys. A, 1995, vol. 352, p. 321.
5. Kosenko, G.I., Vanin, D.V., and Adeev, G.D., Phys. At. Nucl., 1998, vol. 61, p. 2031.