EGAMBERGAN MADRAKHIMOVICH KHUDOYNAZAROV. DEVELOPING LOGICAL THINKING USING PROBLEM STUDY TECHNOLOGIES IN MATHEMATICS LESSONS . European Review of Contemporary Arts and Humanities, [S. l.], v. 2, n. 5, p. 91–95, 2026. Disponível em: https://claritaslumen.org/index.php/ercah/article/view/135. Acesso em: 7 may. 2026.