VOLKOV, A. T. CRITERIA FOR EVALUATING INNOVATION ACTIVITY AND CHALLENGES IN DEFINING IT. Economics of Science, [S. l.], v. 3, n. 4, p. 240–249, 2018. DOI: 10.22394/2410-132X-2017-3-4-240-249. Disponível em: https://ecna.owebs.ru/article/view/23082. Acesso em: 8 nov. 2026.