ASC Anglo-Saxon Chronicle

EHR English Historical Review

HCY Historians of the Church of York and Its Archbishops / Ed. by J. Raine: 3 vols. Rolls Series, 71. L., 1879-1894.

HE Bede's Ecclesiastical History of the English People / Ed. B. Colgrave and R. A. B. Mynors (OMT). Oxford, 1991.

HR Historia Regum // Symeonis Monachi Opera et Collectanea / Ed. J. Hodgson Hinde // Surtees Society. 1868. 51. P. 1-131.

PL Patrologia Latina / Ed. J.-P. Migne: 221 vols. P., 1841-1864.