Columbia subject headings:
Geibel, Emanuel, 1815-1884--Musical settings.
Variations (Pianos (2), horn, cellos (2))
Vocal quartets with piano.
Harvard subject headings:
Song cycles
Songs, Spanish
Variations (Pianos (2), horn, cellos (2))
Vocal quartets with piano, 4 hands
Princeton subject headings:
Variations (Pianos (2), horn, cellos (2))
Vocal quartets with piano.