Additional
Information: Dutch composer Ton de Leeuw (1926-1996) felt early influence from Bartók, Hindemith, and Pijper but later resembled Boulez and Berio.
Leeuw, Ton de Sites:
Ton de Leeuw Ton de Leeuw: Biography emphasizing his place in the development of "world music" with comments on selected works and photography. By Stichting Huygens-Fokker. (Leeuw, Ton de) http://www.xs4all.nl/~huygensf/english/leeuw.html
Leeuw, Ton de Leeuw, Ton de: Biography showing his musical evolution and noting the number of genres in which he composed from the Grove Concise Dictionary of Music entry at WQXR radio. (Leeuw, Ton de) http://www.wqxr.com/cgi-bin/iowa/cla/learning/grove.html?record=5254