@book{
      international2019iaea,
      title={Thorium Resources as Co- and By-products of Rare Earth Deposits},
      author={ },
      series={entity},
      number={1892 },
      year={2019},
      isbn={978-92-0-163319-4 },
      url={/publications/13623/thorium-resources-as-co-and-by-products-of-rare-earth-deposits },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }