@article{BEAUCHESNE_1988,
title={ION BEAM ANALYSIS OF COPPER AND COPPER ALLOY COINS},
volume={30},
ISSN={1475-4754},
url={http://dx.doi.org/10.1111/j.1475-4754.1988.tb00447.x},
DOI={10.1111/j.1475-4754.1988.tb00447.x},
number={2},
journal={Archaeometry},
publisher={Wiley},
author={BEAUCHESNE,
F. and BARRANDON,
J. N. and ALVES,
L. and GIL,
F. B. and GUERRA,
M. F.},
year={1988},
month=aug,
pages={187–197} }