@article{UBHD-67917530,
  author={Aiad, Abdel K. and Appenzeller, Immo and Bertout, Claude and Stahl, Otmar and Wolf, Bernhard},
  title={Coordinated spectroscopic observations of YY Orionis stars},
  year={1984},
  pages={67-78},
  language={eng},
  issn={1432-0746},
  volume={130},
  number={1},
  note={Gesehen am 18.12.2015},
  journal={Astronomy and astrophysics},
}
@article{UBHD-67901407,
  author={Appenzeller, Immo and Bertout, Claude and Stahl, Otmar},
  title={Edge-on T Tauri stars},
  year={2005},
  pages={1005-1019},
  language={eng},
  issn={1432-0746},
  volume={434},
  number={3},
  note={Gesehen am 12.11.2015},
  journal={Astronomy and astrophysics},
  doi={10.1051/0004-6361:20042217},
}
@incollection{UBHD-67914207,
  author={Appenzeller, Immo and Bertout, Claude and Stahl, Otmar},
  title={Edge-on T Tauri stars},
  year={2005},
  pages={?},
  language={eng},
  booktitle={Arxiv},
}
@article{UBHD-67920833,
  author={Appenzeller, Immo and Bertout, Claude and Mundt, Reinhard and Krautter, Joachim},
  title={High resolution IUE observations of the MG II resonance lines in the T Tauri Star S CrA},
  year={1981},
  pages={15},
  language={eng},
  issn={0172-5483 and 0374-1958},
  volume={52},
  journal={Mitteilungen der Astronomischen Gesellschaft},
}
@article{UBHD-67667231,
  author={Appenzeller, Immo and Bertout, Claude},
  title={Inclination effects in T Tauri star spectra},
  year={2013},
  pages={A83},
  language={eng},
  issn={1432-0746},
  volume={558},
  number={?},
  note={Gesehen am 29.08.2014},
  journal={Astronomy and astrophysics},
  doi={10.1051/0004-6361/201322160},
}
@incollection{UBHD-67914206,
  author={Appenzeller, Immo and Bertout, Claude},
  title={Inclination effects in T Tauri star spectra},
  year={2013},
  pages={?},
  language={eng},
  booktitle={De.arxiv.org},
}
@article{UBHD-67916026,
  author={Chavarría-Kleinhenn, Carlos and Appenzeller, Immo and Bertout, Claude},
  title={Radial velocities of emission and absorption lines in the spectrum of the unusual T Tauri star V 1331 CYG},
  year={1979},
  pages={465-470},
  language={eng},
  issn={1286-4846},
  volume={36},
  number={1},
  journal={Astronomy & astrophysics},
}
@article{UBHD-67916033,
  author={Mundt, Reinhard and Appenzeller, Immo and Bertout, Claude and Krautter, Joachim},
  title={ IUE observations of V 1331 Cyg},
  year={1981},
  pages={412-414},
  language={eng},
  issn={1432-0746},
  volume={93},
  number={1/2},
  note={Gesehen am 18.12.2015},
  journal={Astronomy and astrophysics},
}
@book{UBHD-65933545,
  editor={Montmerle, Thierry and Bertout, Claude},
  title={Protostars and molecular clouds},
  subtitle={Séminaires organisés dans le cadre de la Chaire d'Astrophysique Théorique du Collège de France, en février et en mars 1986},
  publisher={Energie Atomique, Centre d'Etudes Nucléaires de Saclay},
  address={Gif sur Yvette},
  year={1987},
  pages={230 S.},
  language={eng and fre},
  isbn={2-7272-0134-6 and 978-2-7272-0134-2},
  library={AR [Signatur: PY/UD 1986 A589] ; LS [Signatur: LS/US 1186 P967]},
}
@book{UBHD-35004115,
  editor={Bertout, Claude},
  organization={Astrophysics Meeting <6, 1990, Paris>},
  title={Structure and emission properties of accretion disks},
  subtitle={proceedings, july 2 - 6, 1990, Institut d'Astrophysique de Paris},
  publisher={Éd. Frontières},
  address={Gif-sur-Yvette},
  year={1991},
  pages={XXVII, 568 S.},
  language={eng},
  isbn={2-86332-093-9 and 978-2-86332-093-8},
  number={ARRAY(0x55f9ca2d3830)},
  series={Proceedings of the ... colloquium of the International Astronomical Union},
  library={AR [Signatur: PY/US 1090 I11-129] ; LS [Signatur: LS/US 1190 I11]},
}
@article{UBHD-67915467,
  author={Wolf, Bernhard and Appenzeller, Immo and Bertout, Claude},
  title={High dispersion spectroscopy and an interpretation of the Balmer line profiles of the suspected protostar S CrA},
  year={1977},
  pages={163-173},
  language={eng},
  issn={1432-0746},
  volume={58},
  number={1/2},
  journal={Astronomy and astrophysics},
}