@article {1972876,
	title = {Managing knowledge in light of its evolution process: An empirical study on citation network-based patent classification},
	journal = {Journal of Management Information Systems},
	volume = {26},
	year = {2009},
	month = {2009},
	pages = {129-153},
	keywords = {BIS},
	author = {Li,Xin and Chen,Hshinchun and Zhang,Zhu and Li,Jiexun and Nunamaker,Jay F.}
}
@article {1980856,
	title = {Mining business policy texts for discovering process models: A framework and some initial results},
	year = {2007},
	month = {2007},
	address = {Montreal, Quebec, Canada},
	keywords = {BIS},
	author = {Li,Jiexun and Wang,Harry Jiannan and Zhang,Zhu and Zhao,J Leon}
}
