@inproceedings{Hin99Easb,
  title = "Polytypic Programming With Ease (Extended Abstract)",
  author = "Hinze, Ralf",
  year = "1999",
  booktitle = "4th {Fuji} International Symposium on Functional and Logic Programming ({FLOPS'99}), {Tsukuba}, {Japan}",
  editor = "Middeldorp, Aart and Sato, Taisuke",
  month = "nov",
  pages = "21--36",
  publisher = "Springer",
  series = "LNCS",
  volume = "1722",
}