Arthur Lavandier

Soprano voice| Flute | Clarinet | Bassoon | Horn (French Horn)| Piano | Violin | Viola | Cello | Double bass (2)

Germán Alonso

Bass Flute | Bass Clarinet | Bass Saxophone| Percussions | Piano | Violin | Cello | Electronics (1)

Francisco Uberto

Flute (2)|Oboe|Clarinet (2)|Bassoon|Trumpet|Trombone (2)|Percussions (2)|Piano|Violin (12)|Viola |Cello|Double bass|Real|time electronics|Electric Guitar|Bandoneón (1)

Manfred Stahnke

oboe (3)|trumpet|trimpani|violin (18)|Viola (6)|Cello (4)|Double bass (4) (1)