>Ruth J Dean et Maureen B. M. Boulton, Anglo-Norman Literature. A Guide to Texts and Manuscripts, Anglo-Norman Text Society, Occasional Publications Series, 3, Londres, Anglo-Norman Text Society, 1999
Commentaire : p. 48.
>Ruth J Dean, The manuscripts of Nicolas Trevet's anglo norman cronicles, Medievalia et humanistica, 1962 : p. 95-105