@article{ref1,
title="The Physics of a Gymnastics Flight Element",
journal="Physics teacher",
year="2009",
author="Suddaby, Rick and Carlton, Les G. and Thompson, Bruce and Contakos, Jonas",
volume="47",
number="6",
pages="355-361",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0031-921X",
doi="10.1119/1.3204116",
url="http://dx.doi.org/10.1119/1.3204116"
}