DEMIDENKO, Vitaliy M. Conditions for the effective solvability of the quadratic choice problem. Part 2. Journal of the Belarusian State University. Mathematics and Informatics, [S. l.], n. 2, p. 75–88, 2025. DOI: 10.33581/2520-6508-2025-2-75-88. Disponível em: https://journals.bsu.by/index.php/mathematics/article/view/7264. Acesso em: 18 jul. 2026.