@article{Muenkler2007,
  author    = {Herfried M{\"u}nkler},
  title     = {Vorwort},
  url       = {http://edoc.bbaw.de/oa/series/reAv8zLhPxFE/PDF/29sW3SWiuxhzc_427.pdf},
  year      = {2007},
}