KNOWLES, S. R.; APPUTHURAI, P.; BATES, G. Development and Validation of the Brief Unhelpful Thoughts Scale (BUTs). Journal of Psychology and Psychotherapy Research, [S. l.], v. 4, n. 2, p. 61–70, 2017. DOI: 10.12974/2313-1047.2017.04.02.1. Disponível em: https://savvysciencepublishers.com/index.php/jppr/article/view/574. Acesso em: 15 mar. 2025.