Hirshberg, Jehoash. 1980. Hexachordal and Modal Structure in Machaut's Polyphonic Chansons. Studies in Musicology in Honor of Otto E. Albrecht: A Collection of Essays by His Colleagues and Former Students at the University of Pennsylvania, edited by John Walter Hill, 19-42. Kassel: Bärenreiter.
Hirshberg, Jehoash. 1973-74. The Relationshipo of text and Music in Machaut's Ballades. Orbis Musicae: Studies in Musicology, 2: 53-66.
Hirshberg, Jehoash. 1971. he Music of the Late Fourteenth-Century: A Study in Musical Style. PhD Dissertation, University of Pennsylvania.