TOOP, R. Four Facets of The New Complexity. Contact: A Journal for Contemporary Music (1971-1990), [S. l.], n. 32, 1988. DOI: 10.25602/GOLD.cj.v0i32.1284. Disponível em: https://bjmh.gold.ac.uk/index.php/contactjournal/article/view/contactjournal32_p4-50. Acesso em: 21 may. 2024.