TELLES, J. A. “DO WE REALLY NEED A WEBCAM? - THE USES THAT FOREIGN LANGUAGE STUDENTS MAKE OUT OF WEBCAM IMAGES DURING TELETANDEM SESSIONS”. Letras & Letras, vol. 25, nº 2, março de 2010, https://seer.ufu.br/index.php/letraseletras/article/view/25529.