Positive thinking and its relationship to academic achievement in art history. Journal Of Educational and Psychological Researches, [S. l.], v. 18, n. 70, p. 499–482, 2022. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1195. Acesso em: 5 may. 2025.