GRAYDON, P. Wayne Heisler Jr, <i>The Ballet Collaborations of Richard Strauss</i>, Eastman Studies in Music, 64 (2009). Journal of the Society for Musicology in Ireland, [S. l.], v. 5, p. 95–100, 2010. DOI: 10.35561/JSMI05097. Disponível em: https://jsmi.musicologyireland.ie/index.php/journal/article/view/71. Acesso em: 3 may. 2024.