A. Jorissen, A. Frankowski, B. Famaey, S. Van Eck: Spectroscopic binaries among Hipparcos M giants. III. The eccentricity - period diagram and mass-transfer signatures. In: Astronomy and Astrophysics. 498. Jahrgang, Nr.2, 2009, S.489, doi:10.1051/0004-6361/200810703, arxiv:0901.0938, bibcode:2009A&A...498..489J.
A. Jorissen, A. Frankowski, B. Famaey, S. Van Eck: Spectroscopic binaries among Hipparcos M giants. III. The eccentricity - period diagram and mass-transfer signatures. In: Astronomy and Astrophysics. 498. Jahrgang, Nr.2, 2009, S.489, doi:10.1051/0004-6361/200810703, arxiv:0901.0938, bibcode:2009A&A...498..489J.
A. A. Tokovinin: MSC - a catalogue of physical multiple stars. In: Astronomy and Astrophysics Supplement Series. 124. Jahrgang, 1997, S.75, doi:10.1051/aas:1997181, bibcode:1997A&AS..124...75T.
A. Jorissen, A. Frankowski, B. Famaey, S. Van Eck: Spectroscopic binaries among Hipparcos M giants. III. The eccentricity - period diagram and mass-transfer signatures. In: Astronomy and Astrophysics. 498. Jahrgang, Nr.2, 2009, S.489, doi:10.1051/0004-6361/200810703, arxiv:0901.0938, bibcode:2009A&A...498..489J.
A. A. Tokovinin: MSC - a catalogue of physical multiple stars. In: Astronomy and Astrophysics Supplement Series. 124. Jahrgang, 1997, S.75, doi:10.1051/aas:1997181, bibcode:1997A&AS..124...75T.