Оbidоv Elyоr. The Relevance Of 4C Competencies In Teaching Mathematics In The 21st Century. International Journal of Pedagogics, [S. l.], v. 5, n. 10, p. 297–301, 2025. DOI: 10.37547/ijp/Volume05Issue10-74. Disponível em: https://theusajournals.com/index.php/ijp/article/view/7447. Acesso em: 30 oct. 2025.