Subjunctive main clauses and the restrictions on subjunctive selection in Portuguese polar interrogatives. Cadernos de Letras da UFF, Brasil, v. 37, n. 72, 2026. DOI: 10.22409/sg31z864. Disponível em: https://periodicos.uff.br/cadernosdeletras/article/view/70725. Acesso em: 13 ago. 2026.