BURZYŃSKA, B. Gratitude contemplation as a method to improve human well-being and physical functioning: theoretical review of existing research. Journal of Education, Health and Sport, [S. l.], v. 8, n. 3, p. 298–311, 2018. Disponível em: https://apcz.umk.pl/JEHS/article/view/5364. Acesso em: 29 mar. 2024.