@article{ref1,
title="A test of psychomotor learning. Influence of age and other factors on its results",
journal="Gerontologia",
year="1960",
author="Clement, F.",
volume="4",
number="",
pages="120-139",
abstract="<p>[Abstract unavailable]</p> <p>Language: fr</p>",
language="fr",
issn="0016-898X",
doi="",
url="http://dx.doi.org/"
}