%O Book %T Naturally Occurring Radioactive Materials (NORM IV) 鈥?Proceedings of an International Conference held in Szczyrk, Poland, 17-21 May 2004 %A %U http://www.dgdingfa.net/publications/7384/naturally-occurring-radioactive-materials-norm-iv-proceedings-of-an-international-conference-held-in-szczyrk-poland-17-21-may-2004 %D 2005 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna