BAKHRIDDIN JURAEVICH1, M. .; MANSURJON MARDONAKULOVICH, B. .; BAHROMJON IBROXIMOVICH, R. . BASIC CONCEPTS OF THE THEORY OF UNCERTAIN SETS AND ACTIONS RELATED TO INVESTMENT PROCESSES. International Journal of Business, Law, and Education, [S. l.], v. 2, n. 1, 2021. DOI: 10.56442/ijble.v2i1.12. Disponível em: http://www.ijble.com/index.php/journal/article/view/12. Acesso em: 5 jul. 2025.