Helmut Lachenmann
Biography, notes on influences and style, and selected works from Schirmer Music.
Helmut Lachenmann
Biographical information and comments about and by the composer in notes for Toronto's New Music Concerts series in November 2003.
Lachenmann, Helmut Friedrich
Brief biography, studies, and stylistic evolution from the Grove Concise Dictionary of Music entry at WQXR radio.