@article{ref1,
title="The adaptation to speed in human locomotion",
journal="Brain research",
year="1979",
author="Grillner, S. and Halbertsma, J. and Nilsson, J. and Thorstensson, A.",
volume="165",
number="1",
pages="177-182",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0006-8993",
doi="",
url="http://dx.doi.org/"
}