@techreport{Hin99Polc,
  title = "Polytypic values possess polykinded types",
  author = "Hinze, Ralf",
  year = "1999",
  institution = "Institut f{\"u}r Informatik III, Universit{\"a}t Bonn",
  month = "dec",
  number = "IAI-TR-99-15",
}