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Müller, Hans-Reinhard; Zank, Gary P. (2001). «Modeling the Interstellar Medium-Stellar Wind Interactions of λ Andromedae and ε Indi». The Astrophysical Journal551 (1): 495–506. doi:10.1086/320070. Bibcode: 2001ApJ...551..495M.
Weaver, Harold F. (1947). «The Visibility of Stars Without Optical Aid». Publications of the Astronomical Society of the Pacific59 (350): 232–243. doi:10.1086/125956. Bibcode: 1947PASP...59..232W.
Rocha-Pinto, Helio J.; Maciel, Walter J.; Castilho, Bruno V. (2001). «Chromospherically Young, Kinematically Old Stars». Astronomy and Astrophysics384 (3): 912–924. doi:10.1051/0004-6361:20011815. Bibcode: 2002A&A...384..912R.
Eggen, O. J. (1971). «The zeta Herculis, sigma Puppis, ε Indi, and eta Cephei Groups of Old Disk Population Stars». Publications of the Astronomical Society of the Pacific83 (493): 251–270. doi:10.1086/129119. Bibcode: 1971PASP...83..251E.
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Π.χ. Baraffe, I.; Chabrier, G.; Barman, T.; Allard, F.; Hauschildt, P.H. (May 2003). «Evolutionary models for cool brown dwarfs and extrasolar giant planets. The case of HD 209458». Astronomy and Astrophysics402 (2): 701–712. doi:10.1051/0004-6361:20030252. Bibcode: 2003A&A...402..701B.
Geißler, K.; Kellner, S.; Brandner, W.; Masciadri, E.; Hartung, M.; Henning, T.; Lenzen, R.; Close, L. και άλλοι. (2007). «A direct and differential imaging search for sub-stellar companions to epsilon Indi A». Astronomy and Astrophysics461 (2): 665–668. doi:10.1051/0004-6361:20065843. Bibcode: 2007A&A...461..665G.
Janson, M. (August 10, 2009). «Imaging search for the unseen companion to ε Ind A – improving the detection limits with 4 μm observations». Monthly Notices of the Royal Astronomical Society399 (1): 377–384. doi:10.1111/j.1365-2966.2009.15285.x. Bibcode: 2009MNRAS.399..377J.
Zechmeister, M.; Kürster, M.; Endl, M.; Lo Curto, G.; Hartman, H.; Nilsson, H.; Henning, T.; Hatzes, A. και άλλοι. (Απρίλιος 2013). «The planet search programme at the ESO CES and HARPS. IV. The search for Jupiter analogues around solar-like stars». Astronomy and Astrophysics552: 62. doi:10.1051/0004-6361/201116551. Bibcode: 2013A&A...552A..78Z..