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: NL-Uu 37, Dutch song]

anonymous

Utrecht: Universiteitsbibliotheek 1846 (shelfmark 6 E 37), fol. IIA (2/0) (Tenor and Contratenor only).

FISCHER, Kurt von. 'Neue Quellen zur Musik des 13., 14. und 15. Jahrhunderts', Acta Musicologica, XXXVI (1964), p. 84.