@article{ref1,
title="Changes in the direction of induced aniseikonic slant as a function of distance",
journal="Vision research",
year="1967",
author="Gillam, B.",
volume="7",
number="9",
pages="777-783",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0042-6989",
doi="",
url="http://dx.doi.org/"
}