Faherty, Jacqueline; Walter, Frederick M.; Anderson, Jay (2007-03-20). “The trigonometric parallax of the neutron star Geminga”. Astrophysics and Space Science (Springer Science and Business Media LLC) 308 (1-4): 225–230. Bibcode: 2007Ap&SS.308..225F. doi:10.1007/s10509-007-9368-0. ISSN0004-640X.
Rogers, John H. (02 1998). “Origins of the ancient constellations: I. The Mesopotamian traditions”. Journal of the British Astronomical Association108 (1): 9-28. Bibcode: 1998JBAA..108....9R.
Faherty, Jacqueline; Walter, Frederick M.; Anderson, Jay (2007-03-20). “The trigonometric parallax of the neutron star Geminga”. Astrophysics and Space Science (Springer Science and Business Media LLC) 308 (1-4): 225–230. Bibcode: 2007Ap&SS.308..225F. doi:10.1007/s10509-007-9368-0. ISSN0004-640X.
Faherty, Jacqueline; Walter, Frederick M.; Anderson, Jay (2007-03-20). “The trigonometric parallax of the neutron star Geminga”. Astrophysics and Space Science (Springer Science and Business Media LLC) 308 (1-4): 225–230. Bibcode: 2007Ap&SS.308..225F. doi:10.1007/s10509-007-9368-0. ISSN0004-640X.
Condos; Theony (1997). Star myths of the Greeks and Romans : a sourcebook containing the Constellations of Pseudo-Eratosthenes and the Poetic astronomy of Hyginus. Grand Rapids, MI, U.S.A.: Phanes Press. p. 103-105. ISBN978-1-60925-678-4. OCLC840823460
Hard, Robin (2015-08-01). “32. GEMINI, THE TWINS”. Constellation Myths: with Aratus's Phaenomena. Oxford Worlds Classics. Oxford University Press. pp. 98-100. ISBN978-0-19871-698-3. OCLC1026890396