@article{ref1,
title="The meaning of visual acuity",
journal="Clinical and experimental optometry",
year="1927",
author="Sterling, Scott",
volume="8",
number="12",
pages="374-375",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0816-4622",
doi="10.1111/j.1444-0938.1927.tb00839.x",
url="http://dx.doi.org/10.1111/j.1444-0938.1927.tb00839.x"
}