BRITO, E. P. The variation of obligatory preposition-article contractions in the interlanguage of adult learners of Portuguese. Revista do GEL, [S. l.], v. 15, n. 3, p. 241–256, 2018. DOI: 10.21165/gel.v15i3.2390. Disponível em: https://revistas.gel.org.br/rg/article/view/2390. Acesso em: 19 abr. 2024.