Reffert, S., & Quirrenbach, A. (2011). Mass constraints on substellar companion candidates from the re-reduced Hipparcos intermediate astrometric data: Nine confirmed planets and two confirmed brown dwarfs. Astronomy and astrophysics, 527(3), . https://doi.org/10.1051/0004-6361/201015861
Chicago Style (17th ed.) CitationReffert, Sabine, and Andreas Quirrenbach. "Mass Constraints on Substellar Companion Candidates from the Re-reduced Hipparcos Intermediate Astrometric Data: Nine Confirmed Planets and Two Confirmed Brown Dwarfs." Astronomy and Astrophysics 527, no. 3 (2011). https://doi.org/10.1051/0004-6361/201015861.
MLA (9th ed.) CitationReffert, Sabine, and Andreas Quirrenbach. "Mass Constraints on Substellar Companion Candidates from the Re-reduced Hipparcos Intermediate Astrometric Data: Nine Confirmed Planets and Two Confirmed Brown Dwarfs." Astronomy and Astrophysics, vol. 527, no. 3, 2011, https://doi.org/10.1051/0004-6361/201015861.