Ridpath, Ian (ed.) (2004). Norton's Star Atlas. New York: Pearson Education, გვ. 5. ISBN0-13-145164-2. „Around 4800 years ago Thuban (თარგი:GreekFont Draconis) lay a mere 0°.1 from the pole. Deneb (თარგი:GreekFont Cygni) will be the brightest star near the pole in about 8000 years' time, at a distance of 7°.5.“
Wielen, R.; Jahreiß, H.; Dettbarn, C.; Lenhardt, H.; Schwan, H. (2000). „Polaris: Astrometric orbit, position, and proper motion“. Astronomy and Astrophysics. 360: 399. arXiv:astro-ph/0002406. Bibcode:2000A&A...360..399W.
Neilson, H. R.; Engle, S. G.; Guinan, E.; Langer, N.; Wasatonic, R. P.; Williams, D. B. (2012). „The Period Change of the Cepheid Polaris Suggests Enhanced Mass Loss“. The Astrophysical Journal. 745 (2): L32. arXiv:1201.0761. Bibcode:2012ApJ...745L..32N. doi:10.1088/2041-8205/745/2/L32.
Usenko, I. A.; Miroshnichenko, A. S.; Klochkova, V. G.; Yushkin, M. V. (2005). „Polaris, the nearest Cepheid in the Galaxy: Atmosphere parameters, reddening and chemical composition“. Monthly Notices of the Royal Astronomical Society. 362 (4): 1219. Bibcode:2005MNRAS.362.1219U. doi:10.1111/j.1365-2966.2005.09353.x.
Evans, Nancy Remage; Guinan, Edward; Engle, Scott; Wolk, Scott J.; Schlegel, Eric; Mason, Brian D.; Karovska, Margarita; Spitzbart, Bradley (2010). „Chandra Observation of Polaris: Census of Low-mass Companions“. The Astronomical Journal. 139 (5): 1968. Bibcode:2010AJ....139.1968E. doi:10.1088/0004-6256/139/5/1968.
Evans, N. R.; Sasselov, D. D.; Short, C. I. (2002). „Polaris: Amplitude, Period Change, and Companions“. The Astrophysical Journal. 567 (2): 1121. Bibcode:2002ApJ...567.1121E. doi:10.1086/338583.
Turner, D. G.; Savoy, J.; Derrah, J.; Abdel‐Sabour Abdel‐Latif, M.; Berdnikov, L. N. (2005). „The Period Changes of Polaris“. Publications of the Astronomical Society of the Pacific. 117 (828): 207. Bibcode:2005PASP..117..207T. doi:10.1086/427838.
Neilson, H. R.; Engle, S. G.; Guinan, E.; Langer, N.; Wasatonic, R. P.; Williams, D. B. (2012). „The Period Change of the Cepheid Polaris Suggests Enhanced Mass Loss“. The Astrophysical Journal. 745 (2): L32. arXiv:1201.0761. Bibcode:2012ApJ...745L..32N. doi:10.1088/2041-8205/745/2/L32.
Usenko, I. A.; Miroshnichenko, A. S.; Klochkova, V. G.; Yushkin, M. V. (2005). „Polaris, the nearest Cepheid in the Galaxy: Atmosphere parameters, reddening and chemical composition“. Monthly Notices of the Royal Astronomical Society. 362 (4): 1219. Bibcode:2005MNRAS.362.1219U. doi:10.1111/j.1365-2966.2005.09353.x.
Wielen, R.; Jahreiß, H.; Dettbarn, C.; Lenhardt, H.; Schwan, H. (2000). „Polaris: Astrometric orbit, position, and proper motion“. Astronomy and Astrophysics. 360: 399. arXiv:astro-ph/0002406. Bibcode:2000A&A...360..399W.
Evans, Nancy Remage; Guinan, Edward; Engle, Scott; Wolk, Scott J.; Schlegel, Eric; Mason, Brian D.; Karovska, Margarita; Spitzbart, Bradley (2010). „Chandra Observation of Polaris: Census of Low-mass Companions“. The Astronomical Journal. 139 (5): 1968. Bibcode:2010AJ....139.1968E. doi:10.1088/0004-6256/139/5/1968.
Evans, N. R.; Sasselov, D. D.; Short, C. I. (2002). „Polaris: Amplitude, Period Change, and Companions“. The Astrophysical Journal. 567 (2): 1121. Bibcode:2002ApJ...567.1121E. doi:10.1086/338583.
Samus, N. N.; Durlevich, O. V. (2009). „VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007–2013)“. VizieR On-line Data Catalog: B/gcvs. Originally published in: 2009yCat....102025S. 1: 02025. Bibcode:2009yCat....102025S. მითითებულია ერთზე მეტი author-name-list parameters (დახმარება)
Turner, D. G.; Savoy, J.; Derrah, J.; Abdel‐Sabour Abdel‐Latif, M.; Berdnikov, L. N. (2005). „The Period Changes of Polaris“. Publications of the Astronomical Society of the Pacific. 117 (828): 207. Bibcode:2005PASP..117..207T. doi:10.1086/427838.
Neilson, H. R.; Engle, S. G.; Guinan, E.; Langer, N.; Wasatonic, R. P.; Williams, D. B. (2012). „The Period Change of the Cepheid Polaris Suggests Enhanced Mass Loss“. The Astrophysical Journal. 745 (2): L32. arXiv:1201.0761. Bibcode:2012ApJ...745L..32N. doi:10.1088/2041-8205/745/2/L32.