@article{ref1,
title="Speed and accuracy of movement and their changes with age",
journal="Acta psychologica",
year="1969",
author="Welford, A. T. and Norris, A. H. and Shock, N. W.",
volume="30",
number="",
pages="3-15",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6918",
doi="",
url="http://dx.doi.org/"
}