1. H. Goldstein, Fundamental Aspects of Reactor Shielding (Addison-Wesley, Cambridge, Mass., 1959).
2. D. L. Broder and K. K. Popkov, Inzhener.-fiz. zhur., No. 12, 118 (1961).
3. Reactor Handbook (New York-London, 1962), Vol. 3, p. 95.
4. G. Lindakers, Atomkernenergie, No. 7/8, 262 (1961); No. 10, 379 (1961).
5. D. L. Broder et al., Inzhener.-fiz. zhur. No. 12, 65 (1962).