@article{ref1,
title="Human exposure to linear declarative force in the backward and forward facing seated positions",
journal="Military surgeon",
year="1951",
author="Gell, C. F. and Stapp, John Paul",
volume="109",
number="2",
pages="106-109",
abstract="Abstract unavilable.",
language="",
issn="",
doi="",
url="http://dx.doi.org/"
}