@article {Yuan2012118,
	title = {Correlating mobile phone usage and travel behavior - A case study of Harbin, China},
	journal = {Computers, Environment and Urban Systems},
	volume = {36},
	number = {2},
	year = {2012},
	note = {施引文献 42},
	pages = {118-130},
	doi = {10.1016/j.compenvurbsys.2011.07.003},
	url = {http://www.scopus.com/inward/record.url?eid=2-s2.0-84858026251\&partnerID=40\&md5=d43f4844d67bc6f3813cc1f1ee8e0468},
	author = {Yuan, Y. and Raubal, M. and Y. Liu}
}
