@incollection{Klemm2019,
  author    = {Ulrich Klemm},
  title     = {Freiheit},
  booktitle = {Lexikon der Anarchie},
  editor    = {Hans J{\"u}rgen Degen},
  number    = {3. Lfg. (1995)},
  isbn      = {3890410081},
  year      = {2019},
}