@mastersthesis {MS-199006-Skarbo,
   type = {Masters Thesis},
   author = {Rune Arnt Skarbo},
   title = {Towards A Pattern Language For User-Interface Design},
   school = {College of Arts and Sciences, University of Oregon},
   month = 6,
   year = 1990,
   note = {Available at \url{https://www.cs.uoregon.edu/Reports/MS-199006-Skarbo.pdf}},
}