Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
The Secret by Smetana, Sib 07 Mar 2020, Minn (2020/2020), Immexxi minn Tomáš Studený,, Surmast Direttur Martin Peschík, Metropol House of Culture, České Budějovice, Czech Republic