(1974). Isotope tracer studies of chemical residues in food and the agricultural environment. Proc. and report of research coordination meetings on the fate and significance of foreign substances in food and on the fate and significance of foreign substances in the environment, org. by the joint FAO/IAEA, Ispra, Italy, 30 Oct. - 10 Nov. 1972. Vienna: IAEA, 156 p. : ill.