@article{ref1,
title="The importance of both opportunity and social disorganization theory in a future research agenda to advance criminological theory and crime prevention at places",
journal="Journal of research in crime and delinquency",
year="2014",
author="Weisburd, D. and Groff, E. R. and Yang, S.-m.",
volume="51",
number="4",
pages="499-508",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-4278",
doi="10.1177/0022427814530404",
url="http://dx.doi.org/10.1177/0022427814530404"
}