LAVROVA, Svetlana V. “Nonsense” in a musical composition of last third of 20th century as “a paradoxical element and a perpetuum mobile”. Vestnik of Saint Petersburg University. Arts, [S. l.], v. 2, n. 4, p. 76–81, 2012. Disponível em: https://artsjournal.spbu.ru/article/view/1576. Acesso em: 18 may. 2024.