@incollection{Muenkler2007,
  author    = {Herfried M{\"u}nkler},
  title     = {Vorwort},
  isbn      = {3-05-003628-1},
  url       = {http://edoc.bbaw.de/oa/series/reAv8zLhPxFE/PDF/21usWRB0wtNpM_429.pdf},
  year      = {2007},
}