Positive emotions, identity–existential dimension, “mind-expansion” effect, and environmental factors: a pilot study on a sample of skyrunners.: Part one: theoretical background. Sport and Exercise Psychology , [S. l.], v. 3, n. 1, 2025. Disponível em: https://www.ledijournals.bdtopten.com/index.php/pse/article/view/3067. Acesso em: 1 jul. 2026.