1. N. P. Dubinin, Abstracts of Proceedings of a Scientific and Technical Conference on the Use of Radioactive and Stable Isotopes and Radiations in the National Economy and in Science [in Russian] (Moscow, 1957), p. 14.
2. A. P. Novikova and L. N. Burykina, In the book: The Late Sequelae of Injuries Caused by Ionizing Radiation [in Russian] (Moscow, 1959), p. 200.
3. A. A. Rubanovskaya and V. F. Ushakova, In the book: Data on the Toxicology of Radioactive Substances [in Russian] (Moscow, 1957), No. 1, p. 23.
4. P. G. Svetlov and G. F. Korsakova. In the book: The Effect of Ionizing Radiation on the Course of Pregnancy and the State of the Fetus and Newborn [in Russian] (Leningrad, 1960), p. 37.
5. J. N. Dent and E. L. Hung, J. Cell Comp. Phys.,43, Suppl. 1, 77 (1954).