@article{ref1,
title="Long-term retention of learned skills: a review of the literature",
journal="ASD Tech Rep",
year="1961",
author="Naylor, J. C. and Briggs, G. E.",
volume="61",
number="390",
pages="35-35",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="",
doi="",
url="http://dx.doi.org/"
}