2011-03-292024-06-222011-03-292024-06-221977-02-021977-02-02Mi Hyun Chi, piano (performer). "Etude in G flat Major, Op. 25, No. 9." (1977) Shepherd School of Music, Rice University: <a href="https://hdl.handle.net/1911/60047">https://hdl.handle.net/1911/60047</a>.https://hdl.handle.net/1911/60047Copyrighted material. All rights reserved.Piano musicEtude in G flat Major, Op. 25, No. 9sound recording-musical