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Radi	Symposium on radioactive dating held by the International Atomic Energy Agency in cooperation with the Joint Commission on applied radioactivity ICSU (Athens, 19-23 November 1962).     Radioactive dating [Текст] : Proceedings of the symposium on radioactive dating held by the International Atomic Energy Agency in co-operation with the Joint Commission on applied radioactivity (ICSU) / Symposium on radioactive dating held by the International Atomic Energy Agency in cooperation with the Joint Commission on applied radioactivity ICSU. — Vienna : International Atomic Energy Agency, 1963. — 444 p.