Gwerz III
- Elsa Justel
- Year of composition: 2002, Arr. 2015
- Original work: Gwerz
- Version: Arr. Elsa Justel, 2015 [original work, 2002]
- Instrumentation: 24-channel fixed medium
Premiere
- October 17, 2015, Zèppelin 2015
: Concert electroacústic — Dures pedres precioses, CCCB — Centre de Cultura Contemporània de Barcelona – Sala Raval, Barcelona (Spain)