Informații de la organizația de arte (verificată de Operabase)
IV International Festival of Contemporary Music named after Sofia Gubaidulina Concordia by Schoenberg, Arnold, Bartók, Kalimullin, Rashid, Pakhmutova, De la (2014/2014), Dirijor Gavriel Heine, Saydashev State Great Concert Hall, Kazan’, Russia