1. Published

   Heterogeneity of sovereign rating migrations in emerging countries.

   ap Gwilym, O. M., Alsakka, R. & Ap Gwilym, O., 1 Jun 2009, In: Emerging Markets Review. 10, 2, p. 151-165

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

2. Published

   The components of electronic inter-dealer spot FX bid-ask spreads.

   ap Gwilym, O. M., McGroarty, F., Ap Gwilym, O. & Thomas, S., 1 Nov 2007, In: Journal of Business Finance and Accounting. 34, 9-10, p. 1635-1650

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

3. Published

   Size clustering in the FTSE100 index futures market.

   ap Gwilym, O. M., Ap Gwilym, O. & Meng, L., 1 May 2010, In: Journal of Future Markets. 30, 5, p. 432-443

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

4. Published

   The role of payout ratio in the relationship between stock returns and dividend yield.

   ap Gwilym, O. M., McManus, I., Ap Gwilym, O. & Thomas, S., 1 Nov 2004, In: Journal of Business Finance and Accounting. 31, 9-10, p. 1355-1387

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

5. Published

   ‘Nearly Stationary’: The use of silence in Cage’s String Quartet in four parts.

   ap Sion, P. E., Ap-Sion, P. E. & Barnett, R., 1 Jan 2006.

   Research output: Contribution to conference › Paper

6. Published

   Towards a Typology of Code Mixing in Recent Welsh-language Popular Music.

   ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2006.

   Research output: Contribution to conference › Paper

7. Published

   Towards a Typology of Code mixing in Recent Welsh-language Popular Music.

   ap Sion, P. E. & Ap-Sion, P. E., 29 Oct 2007.

   Research output: Contribution to conference › Paper

8. Published

   Le Cheval Gris.

   ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2003

   Research output: Non-textual form › Composition

9. Published

   Gwales.

   ap Sion, P. E. & Ap-Sion, P. E., 21 Sept 2003

   Research output: Non-textual form › Composition

10. Published

    Nationhood and the Welsh Composer.

    ap Sion, P. E. & Ap-Sion, P. E., 29 Oct 2005.

    Research output: Contribution to conference › Paper

11. Published

    ‘Yn y Fro’: Mudiad Adfer a’r Canu Pop Cymraeg yn ystod y 1970au.

    ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2002, In: Hanes Cerddoriaeth Cymru. 5, p. 162-189

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

12. Published

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

    ap Sion, P., 21 Dec 2021, In: Twentieth-Century Music. 18, 3, p. 481–487 7 p.

    Research output: Contribution to journal › Book/Film/Article review › peer-review

13. Published

    Birth-Childhood-Death.

    ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2005

    Research output: Non-textual form › Composition

14. Published

    American Minimalism in Europe during the 1970s

    ap Sion, P. E., 4 Dec 2015, Unknown Publisher.

    Research output: Book/Report › Commissioned report

15. Published

    Painters of Spain.

    ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2003

    Research output: Non-textual form › Composition

16. Published

    Cydymaith i Gerddoriaeth Cymru

    ap Sion, P. (ed.) & Thomas, W. (ed.), 1 Oct 2018, Y Lolfa. 464 p.

    Research output: Book/Report › Book › peer-review

17. Published

    Michael Nyman.

    ap Sion, P. E., Ap-Sion, P. E., Sadie, S. (ed.) & Tyrrell, J. (ed.), 1 Jan 2001, The New Grove Dictionary of Music and Musicians. 2001 ed. Macmillan, Vol. 18. p. 247-249

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

18. Published

    The Illusion of Freedom

    ap Sion, P. E., 5 Mar 2015

    Research output: Non-textual form › Composition

19. Published

    Understanding Minimalist Film Music: The Case of Man on Wire

    ap Sion, P. E., 1 Jun 2012, In: Soundtrack. 5, 1, p. 51-66

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

20. Published

    Emyn i Gymro (12’)

    ap Sion, P. E., 1 Feb 2014

    Research output: Non-textual form › Composition

21. Published

    Piano Trio.

    ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2005

    Research output: Non-textual form › Composition

22. Published

    Parallel Symmetries? Exploring Relationships between Minimalist Music and Multimedia Forms.

    ap Sion, P. E., Ap-Sion, P. E. & Evans, T., 1 Jan 2007.

    Research output: Contribution to conference › Paper

23. Published

    Reference and Quotation in Minimalist and Postminimalist Music

    ap Sion, P. E., Potter, K. (ed.) & Gann, K. (ed.), 1 Dec 2013, The Ashgate Research Companion to Minimalist and Postminimalist Music. 2013 ed. Ashgate, p. 259-278

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

24. Published

    Divertimento.

    ap Sion, P. E. & Ap-Sion, P. E., 26 Oct 2005

    Research output: Non-textual form › Composition

25. Published

    Numbers in Colour.

    ap Sion, P. E. & Ap-Sion, P. E., 1 Jan 2001

    Research output: Non-textual form › Composition