[1] Vol.29 No.4, Central Opera Service Bulletin Fall/Winter 1989–1990 p.15, 107.
"New Operas and Premieres" in Central Opera Service Bulletin Vol.28 Nos. 1&2, Fall/Winter 1987–1988, p.17
johnmetcalf.co.uk
"Tornrak" details at composer's website. Viewed 1 November 2009.
newsbank.com
infoweb.newsbank.com
Milnes, Rodney "Arts: Tornrak : New Theatre, Cardiff", Financial Times, Monday, 21 May 1990, p.13. Accessed via NewsBank Record Number: B0AEUBWAA7FT 3 December 2011, subscription service.
Hugh Canning "Mozart in a communication breakdown – The Magic Flute", The Sunday Times, Sunday, 27 May 1990, Features Section. Accessed via NewsBank Record Number: 1008107743 3 December 2011, subscription service.
Paul Griffiths "Moral fable with a big tune – Opera", The Times, Monday, 21 May 1990, Features Section. Accessed via NewsBank Record Number: 1008206055 3 December 2011, subscription service.