@techreport {AREA-202006-Johnson,
   type = {Area Exam},
   author = {Alister Johnson},
   title = {General-Purpose Performance Portable Programming Models for Productive Exascale Computing},
   institution = {University of Oregon, Computer and Information Sciences Department},
   number = AREA-202006-Johnson,
   month = 6,
   year = 2020,
   note = {Available at \url{https://www.cs.uoregon.edu/Reports/AREA-202006-Johnson.pdf}},
}