Информация от художествена организация (Проверено от Operabase)
Sofia Gubaidulina XI International Festival of Contemporary Music CONCORDIA by Gubaidulina, Berlioz, Tanonov, Alexey, Petrovics, Schnittke, Tchaikovsky, A., от (2021/2021), диригент Alexander Sladkovsky, Saydashev State Great Concert Hall, Kazan’, Russia