ORTIZ-DE-URBINA, P. The Correspondence between Roberto Gerhard and Arnold Schoenberg. Journal of the Society for Musicology in Ireland, [S. l.], v. 9, p. 41–57, 2014. DOI: 10.35561/JSMI09132. Disponível em: https://jsmi.musicologyireland.ie/index.php/journal/article/view/122. Acesso em: 5 may. 2024.