ARSLANOVA NODIRA IKROMJON QIZI. MODERN METHODS OF PROOF OF INEQUALITIES. International Journal on Economics, Finance and Sustainable Development, [S. l.], v. 2, n. 4, p. 65–67, 2020. DOI: 10.31149/ijefsd.v2i4.464. Disponível em: https://journals.researchparks.org/index.php/IJEFSD/article/view/464. Acesso em: 16 oct. 2026.