Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
International Conductor's Contest winners by Donizetti, Minn (2021/2021), Immexxi minn Slavcho Nikolov,, Surmast Direttur Florian Engelhardt, Arnaud Pairier, David William Spiro, State Opera Stara Zagora, Stara Zagora, Bulgaria