@article{ref1,
title="Colour blindness in the left eye following an accident",
journal="British journal of psychology, general section",
year="1948",
author="Pickford, R. W.",
volume="39",
number="Pt. 2",
pages="73-83",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0373-2460",
doi="",
url="http://dx.doi.org/"
}