found: Abel-Steinberg-Winant Trio. Library of Congress Music Division concert, 1988-12-02 [SR] 1988:program (Gordon Mumma, b. 1935, composer, digital computer)
found: Grove music online, August 12, 2019(Mumma, Gordon; born March 30, 1935, Framingham, Massachusetts; American composer and performer of electronic music; taught at the University of California, Santa Cruz, 1973-1992)
found: Int. ww in classical mus., 34th ed.(Mumma, Gordon; born March 30, 1935, Framingham, Massachusetts; American composer, writer, and academic; professor of music, University of California, Santa Cruz, 1975-1995; professor emeritus, 1995- )
