Links:
[1] http://arquitectes.eu/ca/suport/concurs-arquitectura-efimera-deltachamber-music-festival
[2] http://arquitectes.eu/ca/system/files/users/14663/bases_concurs_deltachamber_2021.pdf
[3] http://www.deltachambermusicfestival.com
[4] http://arquitectes.eu/ca/javascript%3Ahistory.back%281%29