1. Cyhoeddwyd

   Gair ar Gnawd: Opera in 1 Act

   ap Sion, P., 20 Ebr 2015

   Allbwn ymchwil: Ffurf annhestunol › Perfformiad

2. Cyhoeddwyd

   “Only pictures to hear”: Reading Einstein on the Beach through Experimental Theater

   ap Sion, P., 19 Rhag 2019, Einstein on the Beach: Opera beyond drama. Novak, J. & Richardson, J. (gol.). Routledge Taylor & Francis, 33 t. (Ashgate Interdisciplinary Studies in Opera).

   Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid

3. Cyhoeddwyd

   "Performance Practice in the Music of Steve Reich," by Russell Hartenberger: Book Review in online journal

   ap Sion, P., 2017, Yn: Performance Practice Review. 21, 1, 7 t., 4.

   Allbwn ymchwil: Cyfraniad at gyfnodolyn › Adolygiad Llyfr/Ffilm/Erthygl › adolygiad gan gymheiriaid

4. Cyhoeddwyd

   Christophe Levaux, We Have Always Been Minimalist: The Construction and Triumph of a Musical Style, trans. Rose Vekony

   ap Sion, P., 21 Rhag 2021, Yn: Twentieth-Century Music. 18, 3, t. 481–487 7 t.

   Allbwn ymchwil: Cyfraniad at gyfnodolyn › Adolygiad Llyfr/Ffilm/Erthygl › adolygiad gan gymheiriaid

5. Cyhoeddwyd

   Die verrückten mädchen von Mona: for Soprano and Piano Trio

   ap Sion, P., 16 Hyd 2021

   Allbwn ymchwil: Ffurf annhestunol › Cyfansoddiad

6. Cyhoeddwyd

   “Moving Forward, Looking Back” Resulting Patterns, Extended Melodies, Eight Lines, and the Influence of the West on Steve Reich

   ap Sion, P., 2019, Rethinking Reich. Gopinath, S. & ap Siôn, P. (gol.). New York: Oxford: OUP, t. tbc 33 t. n/a

   Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid

7. Cyhoeddwyd

   ‘“Not a lot spoken, but a lot said”

   ap Sion, P., 17 Mai 2019, Howard Skempton: Conversations and reflections in music. Cavett, E. & Head, M. (gol.). Martlesham: Boydell & Brewer, t. 149–170 21 t.

   Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid

8. Cyhoeddwyd

   Michael Nyman and the Development of an Art House Musical Aesthetic

   ap Sion, P., 12 Rhag 2022, Michael Nyman and the Development of an Art House Musical Aesthetic. Baumgartner, M. & Boczkowska, E. (gol.). 1 gol. New York: Routledge, Cyfrol 1. t. 87–112 25 t. 3

   Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid

9. Cyhoeddwyd

   Sticio neu switsio?

   ap Sion, P., 1 Awst 2023, Yn: O'r Pedwar Gwynt.

   Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl