1. L. N. Zhinkin, Proceedings of an All-Union Scientific and Technological Conference on the Use of Radioactive and Stable isotopes in the National Economy and in Science, Moscow 176–177 (1957). In Russian.
2. L. N. Zhinkin, Annual Report of the Institute of Experimental Medicine of the AMN SSSR, Vilnius, 523–529 (1957). In Russian.
3. L. I. Chekulaeva, Doklady Akad. Nauk SSSR 117, 6, 1081–1084 (1957). See English translation.
4. L. I. Chekulaeva, Annual Report of the Institute of Experimental Medicine of the AMN SSSR, Vilnius, 529–537 (1957). In Russian.
5. L. F. Belanger, Anat. Rec. 124, 553 (1956).