Isotope studies on the nitrogen chain : Proceedings of the symposium ...
jointly organized by the International Atomic Energy Agency and the Food and Agriculture Organization of the United Nations in co-operation with the Joint Commission of Applied Radioactivity (ICSU) and held in Vienna, 28 August-1 September 1967.
Vienna : International Atomic Energy Agency, 1968.
343 págs. ; 24 cm.
Serie: Proceedings series
"STI/PUB/161.".