%% -*-BibTeX-*-


@InProceedings{Groetschel1977d,
  author       = "Martin Gr{\"o}tschel",
  booktitle    = "Operations Research Verfahren XXV, Symposium Heidelberg 1976",
  title        = "Facetten von Matroid-Polytopen",
  pages        = "306--313",
  year         = "1977",
  classmath    = "*05B35",
  language     = "German",
}