@article{UBHD-67916066,
  author={Appenzeller, Immo and {\"O}streicher, Roland and Schiffer, Johann Georg},
  title={The short-term spectral variability of the T Tauri star RW Aur},
  year={1983},
  pages={75-84},
  language={eng},
  issn={1432-0746},
  volume={118},
  number={1},
  note={Gesehen am 18.12.2015},
  journal={Astronomy and astrophysics},
}
@conference{UBHD-67883098,
  author={Finkenzeller, Ulrich and Schiffer, Johann Georg and Mandel, Holger},
  title={Spectroscopic surveillance of the variable Herbig Ae star AB Aur},
  year={1986},
  pages={443-445},
  language={eng},
  isbn={90-277-2324-9 and 90-277-2325-7 and 978-90-277-2325-3 and 978-90-277-2324-6},
}
@article{UBHD-67921495,
  author={Schiffer, Johann Georg and Appenzeller, Immo and {\"O}streicher, Roland},
  title={Experiences with the fiber-linked spectrograph of the Landessternwarte},
  year={1982},
  pages={323-327},
  language={eng},
  volume={57},
  note={Gesehen am 08.01.2016},
  journal={Mitteilungen der Astronomischen Gesellschaft},
}