@techreport {TR-1994-004,
   type = {Technical Report},
   author = {Takashi Chikayama, Evan Tick },
   title = {Workshop on Parallel Logic Programming and its Programming Environments },
   institution = {University of Oregon, Computer and Information Sciences Department},
   number = TR-1994-004,
   month = 3,
   year = 1994,
   note = {Available at \url{https://www.cs.uoregon.edu/Reports/TR-1994-004.pdf}},
}