Informații de la organizația de arte (verificată de Operabase)
«Orenburg Seasons Of Denis Matsuev», Hibla Gerzmava, Alexander Knyazev, Alexander Sladkovsky by Shostakovich, Tchaikovsky, P. I., De la (2012/2012), Dirijor Alexander Sladkovsky, The Concert Hall Of The Orenburg Regional Philharmonic Society, Seville