Rosta Farzan Joan Morris DiMicco David R. Millen Casey Dugan Werner Geyer Elizabeth Brownholtz Results from deploying a participation incentive mechanism within the enterprise. 563-572 2008 CHI http://doi.acm.org/10.1145/1357054.1357145 conf/chi/2008 db/conf/chi/chi2008.html#FarzanDMDGB08