Qunzhi Zhou Amol Bakshi Viktor K. Prasanna Ramakrishna Soma Towards an integrated modeling and simulation framework for freight transportation in metropolitan areas. 280-285 2008 IRI http://dx.doi.org/10.1109/IRI.2008.4583043 conf/iri/2008 db/conf/iri/iri2008.html#ZhouBPS08