@unpublished{DomainTheoryNotes,
  author = "A. W. Roscoe",
  note = "These notes were written for the Oxford Domain Theory course between 1984 and 1989. I originally planned to publish them as half of "Domains for denotational semantics".",
  title = "Notes on Domain Theory",
  url = "http://web.comlab.ox.ac.uk/oucl/work/bill.roscoe/publications/domnotes.pdf",
  year = "1989",
}