@article{konstan97,
	title = {GroupLens: {A}pplying Collaborative Filtering to Usenet News},
	author = {J. Konstan and B. Miller and D. Maltz and J. Herlocker and L. Gordon and J. Reidl},
	journal = {Communications of ACM},
	month = {March},
	number = {3},
	pages = {77--87},
	volume = {40},
	year = {1997},
	biburl = {http://www.bibsonomy.org/bibtex/29da569ccd916230d4787a82a5127f0d4/bsmyth},
	keywords = {imported }
}