MACINTYRE, Peter; KHAJAVY, Gholam Hassan. Grit in Second Language Learning and Teaching: Introduction to the Special Issue. The Journal for the Psychology of Language Learning, [S. l.], v. 3, n. 2, p. 1–6, 2021. Disponível em: https://mail.jpll.org/index.php/journal/article/view/86. Acesso em: 19 apr. 2026.