2011-03-292023-10-072011-03-292023-10-071978-12-061978-12-06Joan Riley, alto domra, Al Feiveson, mandolin and Peggy Mueller, soprano (performer). "Zufriedenheit." (1978) Shepherd School of Music, Rice University: <a href="https://hdl.handle.net/1911/60013">https://hdl.handle.net/1911/60013</a>.https://hdl.handle.net/1911/60013ZufriedenheitCopyrighted material. All rights reserved.Songs (High voice) with instrumental ensemblesound recording-musical