Silva, Suelene Vaz da, and Francisco José Quaresma de Figueiredo. “Teletandem Language Learning in a Technological Context of Education: Interactions Between Brazilian and German Students”. DELTA: Documentação E Estudos Em Linguística Teórica E Aplicada, vol. 31, no. 3, Dec. 2015, https://revistas.pucsp.br/index.php/delta/article/view/26403.