@proceedings {28214,
	title = {Improvements in piezoelectric sensors and WIM data collection technology},
	journal = {Proceedings of the 2009 Annual Conference of the Transportation Association of Canada},
	year = {2009},
	url = {http://conf.tac-atc.ca/english/resourcecentre/readingroom/conference/conf2009/pdf/Jiang.pdf},
	author = {Xiaohua Jiang and Shhram H Vaziri and Carl Haas and Leo Rothenburg and Gerhard Kennepohl and R Haas}
}