@conference {Gao_05:Linear,
	title = {Linear Discriminant Model for Information Retrieval},
	booktitle = {ACM-SIGIR},
	year = {2005},
	month = {aug},
	pages = {290-297},
	address = {Salvador, Brazil},
	pdf = {http://rali.iro.umontreal.ca/rali/sites/default/files/publis/gao-sigir05.pdf},
	author = {Jianfeng Gao and Haoliang Qi and Xinsong Xia and Jian-Yun Nie}
}
