@article{ref1,
title="Bicycle racing for minors",
journal="Medicina Del Deporte y Del Trabajo",
year="1950",
author="Herrera, J. M.",
volume="15",
number="89",
pages="3448-3457",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="",
doi="",
url="http://dx.doi.org/"
}