http://www.karadar.net/Dictionary/ropartz.html Musica Classica Classical Music Dictionary entry with brief life, works, influences, and links. http://www.hnh.com/composer/ropartz.htm Brief biography and caricature with summaries of vocal and choral, chamber, and orchestral music and recommended recoroding. http://stevenestrella.com/composers/composerfiles/rozpartz1955.html Biographical data, recommended CDs, books and sheet music, bibliography, and link to biographical essay from Dr. Estrella's Incredibly Abridged Dictionary of Composers. http://shift.merriweb.com.au/harmonium/compositions/guyropz.html Brief biography, illustrations, and listing of works incorporating the instrument.