HIEBERT, Bryan A.; DUMKA, Larry; CARDINAL, James. The Validity of Self-monitored Physiological Indices of Relaxation. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 18, n. 1, 2011. Disponível em: https://cjc-rcc.ucalgary.ca/article/view/59810. Acesso em: 16 mar. 2025.