@techreport{GroetschelKrumkeRambau1999,
  author      = {Martin Gr{\"o}tschel and Sven Krumke and J{\"o}rg Rambau},
  title       = {Wo bleibt der Aufzug?},
  institution = {ZIB},
  address     = {Takustr. 7, 14195 Berlin},
  number      = {SC-99-29},
  language    = {deu},
  year        = {1999}
}