@inproceedings {4107,
	title = {Estimating Ad Clickthrough Rate Through Query Intent Analysis},
	booktitle = {IEEE/WIC/ACM International Conference on Web Intelligence (WI)},
	year = {2009},
	doi = {10.1109/WI-IAT.2009.39},
	author = {Azin Ashkan and Charles Clarke and Eugene Agichtein and Qi Guo}
}
