Resolution No. 367 of the Council of Ministers of the BSSR «On the organization of the All-Belarusian Choral Society»
Resolution No. 367 of the Council of Ministers of the BSSR «On the organization of the All-Belarusian Choral Society» Nat. Arch. Rep. of Bel. Сoll. 7. Inv. 4. File. 788. Sht. 26. Script. Typescript.