@article{ref1,
title="Spatial ability, throwing accuracy and man's hunting heritage",
journal="Nature",
year="1974",
author="Kolakowski, D. and Malina, R. M.",
volume="251",
number="5474",
pages="410-412",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-0836",
doi="",
url="http://dx.doi.org/"
}