Cage, John 1979 Read more about Cage, John 1979 Cage, John. "The Future of Music." In Empty Words. Middletown, CT: Wesleyan University Press, 1979, 179-180.
Eger, Joseph Music Journal 1968 Read more about Eger, Joseph Music Journal 1968 Eger, Joseph. “Ives and the Beatles.” Music Journal (September 1968).
Maisel, Edward M. 1943 Read more about Maisel, Edward M. 1943 Maisel, Edward M. Charles T. Griffes. New York, New York: Alfred A. Knopf Co., 1943.
Helms, Hans G. Neue Zeitschrift für Musik 1974 Read more about Helms, Hans G. Neue Zeitschrift für Musik 1974 Helms, Hans G. “Der Komponist Charles Ives — Leben, Werk und Einfluß auf die heutige Generation.” Neue Zeitschrift für Musik 125/10 [1964]: 425-433.
Rathert, Wolfgang 1983 Read more about Rathert, Wolfgang 1983 Rathert, Wolfgang. “Musik als Philosophie—Ives und Cage in der Nachfolge des Transzendentalismus.” In Der Hang zum Gesamtkunstwerk: Europäische Utopien seit 1800, 53-59. Berlin, Germany: Berliner Künstlerprogramm des DAAD, 1983.
Mead, Rita H. The Journal of Musicology 1982 Read more about Mead, Rita H. The Journal of Musicology 1982 Mead, Rita H. “Henry Cowell’s New Music.” The Journal of Musicology 1, No. 4 (October 1982).
Austin, Larry and W. Zimmermann Insel-Musik 1981 Read more about Austin, Larry and W. Zimmermann Insel-Musik 1981 Austin, Larry and W. Zimmermann. “Interview mit W. Zimmermann.” Insel-Musik, Köln (1981): 404-407.
Cage, John 1967 Read more about Cage, John 1967 Cage, John. A Year from Monday: New Lectures and Writings, 42. Middletown, CT: Wesleyan University Press, 1967.
Thompson, Randall Musical Quarterly 1932 Read more about Thompson, Randall Musical Quarterly 1932 Thompson, Randall. “The Contemporary Scene in American Music.” Musical Quarterly 18 (January 1932): 9-17.
Stambler, Bernard Juilliard Review 1955 Read more about Stambler, Bernard Juilliard Review 1955 Stambler, Bernard. “Four American Composers.” Juilliard Review II (Winter 1955): 7-16.