Jelaskan (ed.)  w:Monumenta Historica Britannica dari Historia Brittonum

(tr.) wikisource:History of the Britons (composite of Gunn, Giles, and others).

; article "Nennius" by GA (Geoffrey Ashe).

( Rolls Series:Rerum Britannicarum medii Ævi Scriptores (Chronicles and Memorials of Great Britain and Ireland during the Middle Ages)), p. 318- (#776-).