Arte erakundearen informazioa (Operabase-k egiaztatua)
Sofia Gubaidulina Xiii International Festival of Contemporary Music Concordia by Stravinsky, Schnittke, Ortiz, G., Noiztik (2023/2023), Zuzendaria Sergey Ferulev, Dmitry Zheleznov, Saydashev State Great Concert Hall, Kazan’, Russia