@article{ref1,
title="A biomechanical analysis of the karate chop",
journal="Research quarterly",
year="1976",
author="Cavanagh, P. R. and Landa, J.",
volume="47",
number="4",
pages="610-618",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0034-5377",
doi="",
url="http://dx.doi.org/"
}