Georges Aperghis

Bass Clarinet (1)

Luis Naon

Soprano voice|mezzo|Soprano voice|Clarinet (2)|Horn (French Horn)|violin|Viola|Cello|Double bass|fixed electronics| (1)

Benjamin de la Fuente

Violin (2)|Viola |Cello (1)

Violeta Cruz

Flute (2)|Oboe (2)|Clarinet (2)|Bassoon (2)|Trumpet (2)|Horn (French Horn)|Percussions (2)|Violin (2)|Viola |Cello|Double bass (1)