@book{ThiemeTresp2011,
  author    = {Thieme, Andr{\´e} and Tresp, Uwe},
  title     = {Einleitung},
  isbn      = {978-3-89923-285-1},
  year      = {2011},
  language  = {de}
}
@book{ThiemeTresp2011,
  author    = {Thieme, Andr{\´e} and Tresp, Uwe},
  title     = {{\´U}vod},
  isbn      = {978-3-89923-285-1},
  year      = {2011},
  language  = {de}
}