NICITA, L. M. Impersonal haber and the Road to Copula Function. Colorado Research in Linguistics, [S. l.], v. 15, 1997. DOI: 10.25810/tcz4-fm49. Disponível em: https://journals.colorado.edu/index.php/cril/article/view/233. Acesso em: 8 may. 2024.