DE LA TORRE, N.; AINCIBURU, M. C. Complexity and Accuracy with Ser/Estar in Different Levels of Competence in Spanish as a Foreign Language. Porta Linguarum An International Journal of Foreign Language Teaching and Learning, Granada, Spain, n. 32, p. 167–180, 2021. DOI: 10.30827/portalin.vi32.13706. Disponível em: https://revistaseug.ugr.es/index.php/portalin/article/view/13706. Acesso em: 22 jul. 2024.