ABD UL SALAM ALMOLA, O. The Positive Thinking of Preparatory School Students. College of Basic Education Research Journal, [S. l.], v. 20, n. 3, p. 274–290, 2024. DOI: 10.33899/berj.2024.184827. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/38072. Acesso em: 26 oct. 2025.