MITCHELL, I. Cage Celebrations, New York. Contact: A Journal for Contemporary Music (1971-1990), [S. l.], n. 25, 1982. DOI: 10.25602/GOLD.cj.v0i25.1211. Disponível em: https://bjmh.gold.ac.uk/index.php/contactjournal/article/view/contactjournal25_p27. Acesso em: 27 may. 2024.