@article{ref1,
title="Mathematical models in the social and life sciences: a selected bibliography",
journal="Mathematical modelling",
year="1981",
author="Olinick, Michael",
volume="2",
number="3",
pages="237-258",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0270-0255",
doi="10.1016/0270-0255(81)90029-4",
url="http://dx.doi.org/10.1016/0270-0255(81)90029-4"
}