Advances in destructive and non-destructive analysis for environmental monitoring and nuclear forensics: Proc. of an intern. conf. on advances in destructive and non-destructive analysis for environmental monitoring and nuclear forensics organized by the Intern. Atomic Energy Agency convened jointly with the Inst. for Transuranium Elements hosted by the Government of Germany and held in Karlsruhe, 21-23 Oct. 2002 / United Nations