La Trobe University - Library: Medieval Music Database - Annual cycle of feasts of liturgical chant, liturgical polyphony and secular music of the late middle ages.

[untexted work: US-CAh 122, motet]

anonymous

Cambridge (Massachusetts): Harvard University, Houghton Library, Typ 122, fol. 1v (fragment).

BENT, Margaret. 'New sacred polyphonic fragments of the early Quattrocento', Studi musicali, IX (1980), pp. 183-184.