OTELBAEV, M.; BIRGEBAEV, A.; BOLEYEVA, M.K. Estimates of solutions for a class of nonlinear equations in finite-dimensional space. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 123, n. 3, p. 142–155, 2026. DOI: 10.31489/2026m3/142-155. Disponível em: https://mts.buketov.edu.kz/mathematics-vestnik/article/view/1247. Acesso em: 30 sep. 2026.