@article{ref1,
title="The biomechanics of cycling",
journal="Exercise and sport sciences reviews",
year="1991",
author="Gregor, R. J. and Broker, J. P. and Ryan, M. M.",
volume="19",
number="",
pages="127-169",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0091-6331",
doi="",
url="http://dx.doi.org/"
}