@TechReport{mlkit2,
  author      = {Mads Tofte and Lars Birkedal and Martin Elsman 
                 and Niels Hallenberg and Tommy H{\o}jfeld Olesen and
                 Peter Sestoft and Peter Bertelsen},
  title       = {Programming with Regions in the {ML Kit}},
  institution = {Department of Computer Science, University of Copenhagen},
  year        = {1997},
  month       = {April},
  note        = {Technical Report 97/12}
}