@techreport {TR-1996-001,
   type = {Technical Report},
   author = {Eckehard Doerry },
   title = {An Empirical Comparison of Copresent and Technologically-Mediated  Interaction Based on Communicative Breakdown},
   institution = {University of Oregon, Computer and Information Sciences Department},
   number = TR-1996-001,
   month = 1,
   year = 1996,
   note = {Available at \url{https://www.cs.uoregon.edu/Reports/TR-1996-001.pdf}},
}