GRICIUTE L. /red./ 528,045 Enviromental N-nitroso compounds analysis and formation. Proceedings of a Working Conference held at the Polytechnical Institute, Tallinn,Estonian SSR 1-3 October 1975. Ed, E,A,Walker,P.Bogovski,L,Griciute. Lyon 1976 International Agency for Research on Cancer 8° s, XVIII, 512, il. World Health Organization IARC IARC Scientific Publications nr 14