^ abRogers, J.H. (1998-02). “Origins of the ancient constellations: I. The Mesopotamian traditions”. Journal of the British Astronomical Association (British Astronomical Association) 108 (1): 9-28. Bibcode: 1998JBAA..108....9R. ISSN0007-0297.
^Rogers, J.H. (1998-02). “Origins of the ancient constellations: II. The Mediterranean traditions”. Journal of the British Astronomical Association (British Astronomical Association) 108 (1): 79-89. Bibcode: 1998JBAA..108...79R. ISSN0007-0297.