@article{ref1,
title="Fractures of the acetabulum during performance of the split in gymnastics",
journal="Acta chirurgiae orthopaedicae et traumatologiae Cechoslovaca",
year="1964",
author="Vostal, O.",
volume="31",
number="",
pages="243-250",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0001-5415",
doi="",
url="http://dx.doi.org/"
}