@article{ref1,
title="The center of gravity of the human body",
journal="Human factors",
year="1962",
author="Duggar, B. C.",
volume="4",
number="",
pages="131-148",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}