Musical biography with education and influences, work in serialism, electronic music, and opera, and summary list of works from the Grove Concise Dictionary of Music entry at WQXR radio.

Brief biographical sketch and summaries of his instrumental and vocal music.

Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays from Dr. Estrella's Incredibly Abridged Dictionary of Composers.

New Standard article about the continuation of festivities marking the composer's seventy years of life.

Short biography by Alessandro Simonetto, links to music.