Resolution No. 528 of the Council of Ministers of the BSSR «On the organization of the Research Institute of Mechanical Science of the Academy of Sciences of the BSSR»
Resolution No. 528 of the Council of Ministers of the BSSR «On the organization of the Research Institute of Mechanical Science of the Academy of Sciences of the BSSR» Nat. Arch. Rep. of Bel. Сoll. 7. Inv. 4. File. 696. Sht. 188. Script. Typescript.