See also the home page of the Legenda book series Legenda (General Series)

Parkinson, Stephen (ed.), Cobras e Son: Papers on the Text, Music and Manuscripts of the 'Cantigas de Santa Maria' (Legenda, 2000)

Butterfield, Ardis, Henry Hope, and Pauline Souleau (eds), Performing Medieval Text (Legenda, 2017)