Medieval improvisation
Written music and oral music : improvisation in medieval performance
The Vatican organum treatise and the organum of Notre Dame of Paris : perspectives on the development of a literate music culture in Europe
"Peripheral" and "central"
On the structure of the Alleluia melisma : a Western tendency in Western chant(?)
Homer and Gregory : the transmission of epic poetry and plainchant
"Centonate" chant : Übles Flickwerk or e pluribus unus?
Lingering questions about "oral literature"
The politics of reception : tailoring the present as fulfilment of a desired past
Oral, written, and literate process in the music of the Middle Ages
Observations on the transmission of some Aquitanian tropes
History and ontology of the musical work
The early history of music writing in the West
Reading and singing : on the genesis of Occidental music writing
Speaking of Jesus
Medieval music and language
The marriage of poetry and music in medieval song.