National and international radiation dose intercomparisons Proceedings of a panel ... jointly organized by the International Atomic Energy Agency and the World Health Organization, held in Vienna. 13-17 Dec. 1971
Panel on National and International Radiation Dose Intercomparisons (1971 Vienna) International Atomic Energy Agency; World Health Organization
Vienna International Atomic Agency 1973
Available at CENA - Cent. En. Nuclear na Agricultura (539.12.08 I61m v.1 e.1 4165 ) and other locations(GetIt)