1. See, for example, E. BRODA, Radioaktive Isotope in der Biochemie, Vienna 1958; Radioactive Isotopes in Biochemistry, Amsterdam 1960.
2. G. BILLEK, in [1].
3. L.G. ERWALL and K. LJUNGGREN, Geneva Report 166 (1958), vol. 19, p. 3.
4. Industrial Applications of Radionuclides