@article{ref1,
title="Influence of concurrent task difficulty on manual performance",
journal="Neuropsychologia",
year="1978",
author="McFarland, K. and Ashton, R.",
volume="16",
number="6",
pages="735-741",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-3932",
doi="",
url="http://dx.doi.org/"
}