Sousa, S. G.; et al. (agosto de 2008). «Spectroscopic parameters for 451 stars in the HARPS GTO planet search program. Stellar [Fe/H] and the frequency of exo-Neptunes». Astronomy and Astrophysics. 487 (1): 373-381. Bibcode:2008A&A...487..373S. doi:10.1051/0004-6361:200809698
Bonfanti, A.; Ortolani, S.; Nascimbeni, V. (janeiro de 2016). «Age consistency between exoplanet hosts and field stars». Astronomy & Astrophysics. 585: A5, 14. Bibcode:2016A&A...585A...5B. doi:10.1051/0004-6361/201527297 !CS1 manut: Nomes múltiplos: lista de autores (link)
Valenti, Jeff A.; Fischer, Debra A. (julho de 2005). «Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs». The Astrophysical Journal Supplement Series. 159 (1): 141-166. Bibcode:2005ApJS..159..141V. doi:10.1086/430500 !CS1 manut: Nomes múltiplos: lista de autores (link)
Tinney, C. G.; et al. (abril de 2005). «Three Low-Mass Planets from the Anglo-Australian Planet Search». The Astrophysical Journal. 623 (2): 1171-1179. Bibcode:2005ApJ...623.1171T. doi:10.1086/428661
Gozdziewski, K.; Migaszewski, C. (abril de 2006). «About putative Neptune-like extrasolar planetary candidates». Astronomy and Astrophysics. 449 (3): 1219-1232. Bibcode:2006A&A...449.1219G. doi:10.1051/0004-6361:20054188 !CS1 manut: Nomes múltiplos: lista de autores (link)
Wright, J. T.; et al. (março de 2007). «Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars». The Astrophysical Journal. 657 (1): 533-545. Bibcode:2007ApJ...657..533W. doi:10.1086/510553
Sousa, S. G.; et al. (agosto de 2008). «Spectroscopic parameters for 451 stars in the HARPS GTO planet search program. Stellar [Fe/H] and the frequency of exo-Neptunes». Astronomy and Astrophysics. 487 (1): 373-381. Bibcode:2008A&A...487..373S. doi:10.1051/0004-6361:200809698
Bonfanti, A.; Ortolani, S.; Nascimbeni, V. (janeiro de 2016). «Age consistency between exoplanet hosts and field stars». Astronomy & Astrophysics. 585: A5, 14. Bibcode:2016A&A...585A...5B. doi:10.1051/0004-6361/201527297 !CS1 manut: Nomes múltiplos: lista de autores (link)
Valenti, Jeff A.; Fischer, Debra A. (julho de 2005). «Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs». The Astrophysical Journal Supplement Series. 159 (1): 141-166. Bibcode:2005ApJS..159..141V. doi:10.1086/430500 !CS1 manut: Nomes múltiplos: lista de autores (link)
Tinney, C. G.; et al. (abril de 2005). «Three Low-Mass Planets from the Anglo-Australian Planet Search». The Astrophysical Journal. 623 (2): 1171-1179. Bibcode:2005ApJ...623.1171T. doi:10.1086/428661
Gozdziewski, K.; Migaszewski, C. (abril de 2006). «About putative Neptune-like extrasolar planetary candidates». Astronomy and Astrophysics. 449 (3): 1219-1232. Bibcode:2006A&A...449.1219G. doi:10.1051/0004-6361:20054188 !CS1 manut: Nomes múltiplos: lista de autores (link)
Wright, J. T.; et al. (março de 2007). «Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars». The Astrophysical Journal. 657 (1): 533-545. Bibcode:2007ApJ...657..533W. doi:10.1086/510553