@techreport{tripathi:coordination,
   author    = {Anand Tripathi, Tanvir Ahmed, Richa Kumar, Shremattie Jaman},
   title     = {{A Coordination Model for Secure Distributed Collaboration}},
   institution = {Department of Computer Science, University of Minnesota},
   year      = {2001},
   month     = {December},
   note     = {To appear in Proceedings of Workshop on Internet Process Coordination and Ubiquitous Computing, CRC Press}
}