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

Marcus

FISCHER, Kurt von. 'Marcus', The New Grove, XI (1980): 665.

French Secular Compositions of the Fourteenth Century, music edited by Willi Apel, texts edited by Samuel N. Rosenberg, Rome: American Institute of Musicology, 1972. Corpus Mensurabilis Musicae 53/III.
French Secular Music. Rondeaux and Miscellaneous Pieces, edited by Gordon K. Greene, with literary texts by Terence Scully, Monaco: Editions de Oiseau-Lyre, 1989. Polyphonic Music of the Fourteenth Century XXII.