GONZÁLEZ-HIDALGO, I. A.; BARROS GARCÍA, B.; ARROYO-MACHADO, W. The treatment of error in learners of Russian as a foreign language: Visual analytics. Porta Linguarum An International Journal of Foreign Language Teaching and Learning, Granada, Spain, n. X, p. 31–46, 2024. DOI: 10.30827/portalin.viX.27276. Disponível em: https://revistaseug.ugr.es/index.php/portalin/article/view/27276. Acesso em: 8 dec. 2025.