XUDOYBERDIYEVICH, R. J. . Rational Expressions Exactly Form Replacement. Pindus Journal of Culture, Literature, and ELT, [S. l.], v. 3, n. 2, p. 151–155, 2023. DOI: 10.51699/pjcle.v3i2.646. Disponível em: https://literature.academicjournal.io/index.php/literature/article/view/646. Acesso em: 22 jul. 2024.