http://www.lastfm.jp/music/Gy%C3%B6rgy+Ligeti
http://www.allmusic.com/artist/gyrgy-ligeti-q3762
_ Gyorgy Ligeti - Sonata for Cello Solo
https://www.youtube.com/watch?v=5aLg-HbwoqY
_ Gyorgy Ligeti - "Harmonies" for Organ
https://www.youtube.com/watch?v=pvVKw-Uh8RE