1. K. A. Baigarin, A. G. Volkovich, V. I. Liksonov, et al., Vopr. At. Nauki Tekh. Ser. Yad.-Fiz. Izmereniya (Teor. Éksp.), No. 2, 52 (1989).
2. V. G. Volkov, A. G. Voltkovitch, I. M. Kambulov, et al., in: Abstracts of International Conference "Fiftieth Anniversary of Nuclear Fision," Leningrad, USSR, October 16–20 (1989), p. 98.