1. 1) “Safeguards techniques and equipment. – 2011 edition. – Vienna : International Atomic Energy Agency, 2011.”, p. 87 (2011), (IAEA Library Cataloguing in Publication Data).
2. 2) ISO 8299, Nuclear fuel technology – Determination of the isotopic and elemental uranium and plutonium concentrations of nuclear materials in nitric acid solutions by thermal-ionization mass spectrometry (2005).
3. 3) ASTM C1380-04, Standard Test Method for Determination of Uranium Content and Isotopic Composition by Isotope Dilution Mass Spectrometry (2011).
4. 4) ASTM C1672–07, Standard Test Method for Determination of Uranium or Plutonium Isotopic Composition or Concentration by the Total Evaporation Method Using a Thermal Ionization Mass Spectrometer (2014).
5. 5) S. Bürger, S. D. Balsley, S. Baumann, J. Berger, S. F. Boulyga, J. A. Cunningham, S. Kappel, A. Koepf, J. Poths : Int. J. Mass Spectrom., 311, 40 (2012).