1. R. Bojanowski, D. Knapinska-Skiba,J. Radioanal. Nucl. Chem., Articles, 138 (1990) 207.
2. International Atomic Energy Agency, 1989, Gesamp Report 39, Vienna, 1989.
3. United States Nuclear Regulatory Commission, Regulatory Guide, 4. 14, 1980.
4. Commission of the European Communities EUR-12483, 1990.
5. A. Aarkrog, L. Boetter-Jensen, Chen Ging Jiang, H. Dahlgard, H. Hansen, B. Lauridsen, S.P. Nielsen, M. Strandberg, J. Soegaard-Hansen, E. Holm, Riso-R-621 (EN), 1992.