@article {1972881,
	title = {Sentiment analysis of Chinese documents: From sentence to document level},
	journal = {Journal of the Association for Information Science and Technology},
	volume = {60},
	year = {2009},
	month = {2009},
	pages = {2474-2487},
	keywords = {BIS},
	author = {Zhang,Changli and Zeng,Daniel and Li,Jiexun and Wang,Fei-Yue and Zuo,Wanli}
}