Biography noting his influence the vocal "stile recitativo," noted compositions and compilations, and summary list of works from the Grove Concise Dictionary of Music entry at WQXR radio.

Brief profile.

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

Brief biography and links from the Classical Composers Database.

Biography noting especially his contribution to the theory and style of vocal music from the Here Of A Sunday Morning radio program. Includes links to related material.

List of over thirty art songs with Italian texts, some having English translations.