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Adorno, 1938. Adorno, Theodor (1938). «Törne, B. de, Sibelius; A Close Up». Zeitschrift für Sozialforschung7: 460-463. Later reprinted as "Glosse über Sibelius". Cited and translated in Jackson, Timothy L. (2001). «Preface». En Timothy L. Jackson; Veijo Murtomäki, eds. Sibelius Studies. Cambridge University Press. p. xviii. ISBN978-0-521-62416-9.
Murtmäki, 2000. Murtmäki, Veijo (2000). «Sibelius, Jean (1865–1957)». En Ulpu Marjomaa, ed. 100 Faces from Finland: A Biographical Kaleidoscope. Translated by Roderick Fletcher. Suomalaisen Kirjallisuuden Seura [The Finnish Literature Society]. ISBN978-951-746-215-0. Archivado desde el original el 21 de junio de 2015.
Murtmäki, 2000. Murtmäki, Veijo (2000). «Sibelius, Jean (1865–1957)». En Ulpu Marjomaa, ed. 100 Faces from Finland: A Biographical Kaleidoscope. Translated by Roderick Fletcher. Suomalaisen Kirjallisuuden Seura [The Finnish Literature Society]. ISBN978-951-746-215-0. Archivado desde el original el 21 de junio de 2015.