TY - BOOK AU - EXtermann, R.C. ED - International Conference on Radioisotopes in Scientific Research : TI - Radioisotopes in scientific research :proceedings of the international conference held in Paris in September 1957 under the auspices of the United Nations Educational Scientific and Cultural Organisation U1 - 539.752 21st ed. PY - 1958/// CY - London : PB - Pergamon Press KW - Radioisotopes in research, Organic Chemistry, Recoil Chemistry Geophysics ER -