monophony
| Author(s) | Title | Reference | |
|---|---|---|---|
| EMMA HORNBY | John Haines, Eight Centuries of Troubadours and Trouveres: The Changing Identity of Medieval Music | 74/1, p. 137 | |
| John Stevens | G. Raynauds Bibliographie des altfranzösischen Liedes, by Hans Spanke | 51/2, p. 254 |