Poitevin, Patrick; Edmonds, Joanne «Solar Eclipse Newsletter». . Patrick Poitevin, 8, 2003 [Consulta: 30 març 2015]. Text original citat en «Лаврентьевская летопись». Izbornik. USSR Academy of Sciences. [Consulta: 30 març 2015].
«NASA Technical Publication TP-2006-214141». FirstGov. Heliophysics Science Division, Code 670 / NASA Goddard Space Flight Center / Greenbelt, MD 20771, USA, 2006. [Consulta: 30 març 2015].
Poitevin, Patrick; Edmonds, Joanne «Solar Eclipse Newsletter». . Patrick Poitevin, 8, 2003 [Consulta: 30 març 2015]. Text original citat en «Лаврентьевская летопись». Izbornik. USSR Academy of Sciences. [Consulta: 30 març 2015].
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Jones, Bryn. «The History of Astronomy in Wales». References to eclipses in ancient manuscripts. Bryn Jones, 2008. Arxivat de l'original el de març 4, 2016. [Consulta: March 30, 2015].. The translation is cited there from Jones, Thomas. Brut y Tywysogyon, or, the Chronicle of the Princes: Red Book of Hergest version. Cardiff: University of Wales Press, 1955.
Jones, Bryn. «The History of Astronomy in Wales». References to eclipses in ancient manuscripts. Bryn Jones, 2008. Arxivat de l'original el de març 4, 2016. [Consulta: March 30, 2015].. The translation is cited there from Jones, Thomas. Brut y Tywysogyon, or, the Chronicle of the Princes: Red Book of Hergest version. Cardiff: University of Wales Press, 1955.