N.X.QOSIMOVA. THE ROLE OF EXTREME PROBLEMS IN THE TEACHING OF MATHEMATICS IN HIGHER EDUCATION. World scientific research journal, [S. l.], v. 28, n. 2, p. 65–67, 2024. Disponível em: http://wsrjournal.com/index.php/wsrj/article/view/3355. Acesso em: 3 jul. 2024.