@inproceedings{CSCW-2000-Putnam,
	author        = "Robert D. Putnam",
	booktitle     = "{Proceedings of the Eighth ACM Conference on Computer Supported Cooperative Work}",
	doi           = "10.1145/358916.361990",
	isbn          = "1-58113-222-0",
	pages         = "357",
	publisher     = "{ACM}",
	title         = "{Bowling alone: the collapse and revival of American community}",
	year          = 2000,
}