TONG, A.; WATKINS, E. Effects of Absorption Training on Positive Activity Experiences for Individuals with Anhedonia: A Single Case Series. Graduate Student Journal of Psychology, [S. l.], v. 23, 2024. DOI: 10.52214/gsjp.v23i.12972. Disponível em: https://journals.library.columbia.edu/index.php/gsjp/article/view/12972. Acesso em: 5 dec. 2025.