@book{Gizewski1995,
author = {Gizewski, P. and Homer-Dixon, T.},
title= {Urban growth and violence: Will the future resemble the past?},
year = {1995},
URL = {http://www.homerdixon.com/projects/eps/urban/urban2.htm},
address = {Washington D.C},
publisher = {American Association for the Advancement of Science, Project on Environment, Population and Security},
}