@inproceedings{ECDL-2009-VakkariT,
	author        = "Pertti Vakkari and Mari Taneli",
	booktitle     = "{Proceedings of the 13th European Conference on Research and Advanced Technology for Digital Libraries}",
	doi           = "10.1007/978-3-642-04346-8_34",
	isbn          = "978-3-642-04345-1",
	pages         = "352--363",
	publisher     = "{Springer}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Comparing Google to Ask-a-Librarian Service for Answering Factual and Topical Questions}",
	volume        = 5714,
	year          = 2009,
}