@article{ref1,
title="Gradients of spatial attention",
journal="Acta psychologica",
year="1986",
author="Shulman, G. L. and Sheehy, J. B. and Wilson, Jonathan",
volume="61",
number="2",
pages="167-181",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6918",
doi="",
url="http://dx.doi.org/"
}