Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Viii International Festival Of Contemporary Music Named After Sofia Gubaidulina «concordia» by Pospelova, Penderecki, Lutosławski, Mosolov, Alexander, Minn (2018/2018), Surmast Direttur Alexander Sladkovsky, Gabriel Heine, Saydashev State Great Concert Hall, Kazan’, Russia