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

Berlatus

FISCHER, Kurt von. 'Berlatus (Berlantus?)', The New Grove, II (1980): 564.

Fourteenth-Century Mass Music in France, edited by Hanna Stäblein-Harder, [Rome]: American Institute of Musicology, 1962. Corpus Mensurabilis Musicae 29 .
French Sacred Music, edited by Giulio Cattin and Francesco Facchin, Monaco: Editions de l'Oiseau Lyre, 1992: Polyphonic Music of the Fourteenth Century Vol XXIIIB.