@article{ref1,
title="On the Origin and Development of the Mental Function in Man",
journal="The Journal of the Anthropological Institute of Great Britain and Ireland",
year="1875",
author="Heath, Dunbar Isidore",
volume="4",
number="",
pages="66-66",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0959-5295",
doi="10.2307/2841210",
url="http://dx.doi.org/10.2307/2841210"
}