@phdthesis{
  author = {T. Boltze},
  year = {1995},
  month = {Dec},
  title = {Parametersch\"{a}tzung f\"{u}r die Feuchtemessung mit Mikrowellen},
  school = {TU Hamburg-Harburg, Germany},
  publisher = {VDI Verlag},
  ISBN = {3-18-356808-X},
  address={D\"{u}sseldorf, Germany}
}