1. Published

   Emyn.

   ap Sion, P. E. & Ap-Sion, P. E., 17 Jan 2003

   Research output: Non-textual form › Composition

2. Published

   Three Studies for Piano.

   ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2004

   Research output: Non-textual form › Composition

3. Published

   Light Music.

   ap Sion, P. E., Ap-Sion, P. E., Baines, M. (ed.), Davies, J. (ed.), Jenkins, N. (ed.) & Lynch, P. (ed.), 1 Jan 2007, The Welsh Academy Encyclopaedia of Wales. 2007 ed. University of Wales Press

   Research output: Chapter in Book/Report/Conference proceeding › Chapter

4. Published

   Ysgrifen ar y mur’? Traddodiadau’r Canu Pop Cymraeg 1979–1997

   ap Sion, P. E., 1 Jun 2011, Ysgrifau Beirniadol XXIX. 2011 ed. Gwasg Gee, p. 110-133

   Research output: Chapter in Book/Report/Conference proceeding › Chapter

5. Published

   Four.

   ap Sion, P. E. & Ap-Sion, P. E., 15 Oct 2001

   Research output: Non-textual form › Composition

6. Published

   Cerddoriaeth Ysgafn.

   ap Sion, P. E., Ap-Sion, P. E., Baines, M. (ed.), Davies, J. (ed.), Jenkins, N. (ed.) & Lynch, P. (ed.), 1 Jan 2007, Gwyddoniadur Cymru Yr Academi Gymreig. 2007 ed. University of Wales Press

   Research output: Chapter in Book/Report/Conference proceeding › Chapter

7. Published

   “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. (eds.). New York: Oxford: OUP, p. tbc 33 p. n/a

   Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review

8. Published

   Hidden Disunities and Uncanny Resemblances: Connections and Disconnections in the Music of Lera Auerbach and Michael Nyman

   ap Sion, P. E., 27 Oct 2014, In: Contemporary Music Review. 33, 2, p. 167-187

   Research output: Contribution to journal › Article › peer-review

9. Published

   Old Avant-Garde, New Musical Concerns: Nyman contra Stockhausen.

   ap Sion, P. E. & Ap-Sion, P. E., 20 Jan 2002.

   Research output: Contribution to conference › Paper

10. Published

    Waltz.

    ap Sion, P. E. & Ap-Sion, P. E., 28 Sept 2002

    Research output: Non-textual form › Composition