@article{ref1,
title="Further evidence on secondary task interference in tracking",
journal="Journal of experimental psychology",
year="1967",
author="Noble, M. and Trumbo, D. and Fowler, F.",
volume="73",
number="1",
pages="146-149",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1015",
doi="",
url="http://dx.doi.org/"
}