The Relationship between Retirement Problems and Psychological Flexibility among Palestinian Retirees in Gaza Governorates. Journal Of Educational and Psychological Researches, [S. l.], v. 12, n. 46, p. 220–247, 2015. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/411. Acesso em: 6 may. 2025.