H. Krcmar, Y. Arnold, M. Daum, и J. Leimeister. ACM Group 2003 Conference International Conference on Supporting Group Work, Sanibel Island, Florida, USA, (2003)
H. Krcmar, Y. Arnold, M. Daum, и J. Leimeister. ACM Group 2003 Conference International Conference on Supporting Group Work, Sanibel Island, Florida, USA, (2003)EXT29.