MSS / layout
Lopes, Francisco Fernandes
Portugal nas Cantigas de Santa Maria (resumo)
Actas do Congresso Histórico de Portugal Medievo (Braga 1959), (Braga, 1964), vol. II, p. 223.
Snow 2007: "A nine-line summary telling us that the author spoke on the 12 CSM (there are actually 13) that have Portugal's Terena as their setting, and that he presented his own musical transcription for CSM 228 — based on a personal system of his own confection."
228 - The Mule that Suffered from Gout