HECKMANN, Harald. Barry Shelley Brook 1918-1997. Die Musikforschung, [S. l.], v. 51, n. 2, p. 161–162, 1998. DOI: 10.52412/mf.1998.H2.933. Disponível em: https://mf.journals.qucosa.de/mf/article/view/933. Acesso em: 19 apr. 2025.