ELENA V. DMITRISHINA,; ANNA A. MIKHAILOVA; SERGEY S. TROSTIANSKY; ROMAN G. SMIRNOV. Expenditures on research and development work (R&D) of stateowned companies. Elementary Education Online, [S. l.], v. 20, n. 5, p. 807–813, 2023. Disponível em: https://ilkogretim-online.org/index.php/pub/article/view/3124. Acesso em: 5 jan. 2025.