@book{Mugler88,
  author	= {Mugler, Alfred},
  year		= {1988},
  title		= {Tempus und Aspekt als Zeitbeziehung},
  series	= {Studien zur theoretischen Linguistik},
  volume	= {9},
  publisher	= {Fink},
  address	= {M{\"u}nchen}
}