@article{ref1,
title="The costs of coercion: African agency in the pre-modern Atlantic world",
journal="Economic history review",
year="2001",
author="Behrendt, S. D. and Eltis, D. and Richardson, Deborah",
volume="54",
number="3",
pages="454-476",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0013-0117",
doi="",
url="http://dx.doi.org/"
}