Introduction

article Share on Introduction Authors: Michael Gruninger University of Maryland, College Park University of Maryland, College ParkView Profile , Jintae Lee University of Colorado, Boulder University of Colorado, BoulderView Profile Authors Info & Claims Communications of the ACMVolume 45Issue 2February 2002 pp 39–41https://doi.org/10.1145/503124.503146Online:01 February 2002Publication History 160citation4,013DownloadsMetricsTotal Citations160Total Downloads4,013Last 12 Months45Last 6 weeks5 Get Citation AlertsNew Citation Alert added!This alert has been successfully added and will be sent to:You will be notified whenever a record that you have chosen has been cited.To manage your alert preferences, click on the button below.Manage my AlertsNew Citation Alert!