@article{UBHD-67435172,
  author={Kane, Stephen R. and Reffert, Sabine and Schwab, Christian and Bergmann, Christoph},
  title={On the transit potential of the planet orbiting Iota Draconis},
  year={2010},
  pages={1644-1649},
  language={eng},
  issn={1538-4357},
  volume={720},
  number={2},
  note={Gesehen am 24.06.2013},
  journal={The astrophysical journal},
  doi={10.1088/0004-637X/720/2/1644},
}
@conference{UBHD-67845311,
  author={Quirrenbach, Andreas and Reffert, Sabine and Bergmann, Christoph},
  title={Planets around giant stars},
  year={2011},
  pages={102-109},
  language={eng},
  isbn={978-0-7354-0886-9},
}
@conference{UBHD-67845314,
  author={Quirrenbach, Andreas and Reffert, Sabine and Bergmann, Christoph},
  title={Planets around giant stars},
  year={2011},
  pages={102-109},
  language={eng},
  doi={10.1063/1.3556189},
}
@incollection{UBHD-67845315,
  author={Quirrenbach, Andreas and Reffert, Sabine and Bergmann, Christoph},
  title={Planets around giant stars},
  year={2011},
  pages={?},
  language={eng},
  note={Gesehen am 14.07.2015},
  booktitle={Arxiv},
}
@incollection{UBHD-67772960,
  author={Reffert, Sabine and Bergmann, Christoph and Quirrenbach, Andreas and Trifonov, Trifon},
  title={Precise radial velocities of giant stars},
  subtitle={VII. Occurrence rate of giant extrasolar planets as a function of mass and metallicity},
  year={2014},
  pages={?},
  language={eng},
  note={Gesehen am 13.02.2015},
  booktitle={Arxiv},
}
@article{UBHD-67772961,
  author={Reffert, Sabine and Bergmann, Christoph and Quirrenbach, Andreas and Trifonov, Trifon},
  title={Precise radial velocities of giant stars},
  subtitle={VII. Occurrence rate of giant extrasolar planets as a function of mass and metallicity},
  year={2015},
  language={eng},
  issn={1432-0746},
  volume={574(2015) Artikel-Nr. A116},
  number={13 S.},
  note={Gesehen am 13.02.2015},
  journal={Astronomy and astrophysics},
  doi={10.1051/0004-6361/201322360},
}