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

Chi vide più bel nero

ballata by Niccolò da Perugia

Sacchetti, Franco. Il libro delle rime, edited by A. Chiari, Bari: Laterza, 1936.

FISCHER, Kurt von. 'Niccolò da Perugia', The New Grove, XIII (1980): 203-204.