LOIRES DINIZ TRUJILLO, Gabriela; PUPATTO RUANO, Bruna. FACE-TO-FACE TANDEM AS LANGUAGE LEARNING AND SOCIAL INTEGRATION FOR STUDENTS OF PORTUGUESE AS A FOREIGN LANGUAGE AT CELIN UFPR, BRAZIL. Revista X, [S. l.], v. 12, n. 2, 2017. DOI: 10.5380/rvx.v12i2.51132. Disponível em: https://revistas.ufpr.br/revistax/article/view/51132. Acesso em: 10 jan. 2025.