JB HALL, Ambiguity in a Spanish ballad. En París está doña Aida compared with the French and Provençal versions of the dream of la Belle Aude, Revue de littérature comparée, LXX, 1996 : p. 5-13
Klapp 34. 1996 n° 2217 Mots-clés : Litt comparée espagne//Personnage aude//Roland (chanson de)//oc, fr oc, fr