Demidenko VM. Conditions for the effective solvability of the quadratic choice problem. Part 1. Журнал Белорусского государственного университета. Математика. Информатика [Internet]. 2024 Apr. 15 [cited 2026 Jul. 19];(1):45-58. Available from: https://journals.bsu.by/index.php/mathematics/article/view/6078