@article{ref1,
title="Activity and passivity as correlates of field-independence",
journal="Perceptual and motor skills",
year="1961",
author="League, Betty Jo and Jackson, Douglas N.",
volume="12",
number="3",
pages="291-298",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0031-5125",
doi="10.2466/pms.1961.12.3.291",
url="http://dx.doi.org/10.2466/pms.1961.12.3.291"
}