Ferreira, Manuel Pedro (2015). "Rhythmic paradigms in the Cantigas de Santa Maria: French versus Arabic precedent". Plainsong and Medieval Music. 24 (1): 1–24. doi:10.1017/S0961137115000017. S2CID163583685.
Ferreira, Manuel Pedro (2015). "Rhythmic paradigms in the Cantigas de Santa Maria: French versus Arabic precedent". Plainsong and Medieval Music. 24 (1): 1–24. doi:10.1017/S0961137115000017. S2CID163583685.