@conference {890, title = {Using Intelligent Task Routing and Contribution Review to Help Communities Build Artifacts of Lasting Value}, booktitle = {ACM SIGCHI Conference on Human Factors in Computing Systems}, year = {2006}, month = {22/04/2006}, pages = {1037-1046}, publisher = {ACM}, organization = {ACM}, address = {Montreal, Quebec, Canada}, isbn = {1-59593-372-7}, author = {Cosley, D. and D. Frankowski and Terveen, L. and Riedl, J.} } @conference {903, title = {How Oversight Improves Member-Maintained Communities}, booktitle = {ACM SIGCHI Conference on Human Factors in Computing Systems}, year = {2005}, publisher = {ACM}, organization = {ACM}, address = {Portland OR}, author = {Cosley, D. and D. Frankowski and S. Kiesler and Terveen, L. and Riedl, J.} }