@inproceedings {4153,
	title = {The Impact of Corpus Size on Question Answering Performance},
	booktitle = {International Conference on Research and Development in Information Retrieval (SIGIR)},
	year = {2002},
	doi = {10.1145/564376.564448},
	author = {Charles Clarke and Gordon Cormack and M. Laszlo and Thomas R. Lynam and Egidio L. Terra}
}
