Perryman, M. A. C.; Lindegren, L.; Kovalevsky, J.; Hog, E.; Bastian, U.; Bernacca, P. L.; Creze, M.; Donati, F.; Grenon, M. The Hipparcos Catalogue.. Astronomy and Astrophysics. 1997-07-01, 500: 501–504 [2021-11-09]. Bibcode:1997A&A...323L..49P. ISSN 0004-6361. (原始内容存档于2023-02-10).
HR 617 (页面存档备份,存于互联网档案馆), database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50 (页面存档备份,存于互联网档案馆). Accessed on line December 16, 2008.
vizier.u-strasbg.fr
HR 617 (页面存档备份,存于互联网档案馆), database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50 (页面存档备份,存于互联网档案馆). Accessed on line December 16, 2008.
uiuc.edu
astro.uiuc.edu
Hamal. Astronomy at Illinois. [2021-11-09]. (原始内容存档于2008-12-08).
HR 617 (页面存档备份,存于互联网档案馆), database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50 (页面存档备份,存于互联网档案馆). Accessed on line December 16, 2008.
Hamal. Astronomy at Illinois. [2021-11-09]. (原始内容存档于2008-12-08).
Perryman, M. A. C.; Lindegren, L.; Kovalevsky, J.; Hog, E.; Bastian, U.; Bernacca, P. L.; Creze, M.; Donati, F.; Grenon, M. The Hipparcos Catalogue.. Astronomy and Astrophysics. 1997-07-01, 500: 501–504 [2021-11-09]. Bibcode:1997A&A...323L..49P. ISSN 0004-6361. (原始内容存档于2023-02-10).
Perryman, M. A. C.; Lindegren, L.; Kovalevsky, J.; Hog, E.; Bastian, U.; Bernacca, P. L.; Creze, M.; Donati, F.; Grenon, M. The Hipparcos Catalogue.. Astronomy and Astrophysics. 1997-07-01, 500: 501–504 [2021-11-09]. Bibcode:1997A&A...323L..49P. ISSN 0004-6361. (原始内容存档于2023-02-10).