>Giovanni Palumbo, Un nuovo manoscritto de Les trois fils des rois e alcune riflessioni su David Aubert copista, Medioevo romanzo, 26, 2002 : p. 161-217
>Cyril Ernest Wright, Fontes Harleiani. a study of the sources of the Harleian collection of manuscripts preserved in the Department of Manuscripts in the British Museum, Londres, printed by order of the Trustees, 1972