Article written by William Scharnberg concerning a piece commissioned by the International Horn Society.

Official site. Includes biography, works, discography, performances, news, colleagues, illustrations, and contact information.

Biographical essay with major works, honors, and performances from European American Music Distributors.

Outline of episode of the program Soundings produced by New Television Workshop at WGBH Television.

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