@article{ref1,
title="An investigation of the shoe-turf interface using different types of shoes on Poly-Turf and Astro-Turf: torque and release coefficients",
journal="Alabama journal of medical sciences",
year="1983",
author="Culpepper, M. I. and Niemann, K. M.",
volume="20",
number="4",
pages="387-390",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-4252",
doi="",
url="http://dx.doi.org/"
}