@article{ref1,
title="An investigation into the comparative suitability of forearm, hand and thumb controls in acquisition tasks. Reply to comments by C. B. Gibbs",
journal="Ergonomics",
year="1967",
author="Hammerton, M. and Tickner, A. H.",
volume="10",
number="4",
pages="433-433",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}