SAJAAD ABDULMAHDY JASEM ASMEEL ALWAILY, Researcher; ALI SALMAN MANSOUR, Researcher. Positive thinking and its impact on perceived self-efficacy among middle school students: التفكير الإيجابي وأثره في الكفاء الذاتية المدركة. lark, [S. l.], v. 14, n. 4, 2022. DOI: 10.31185/lark.Vol3.Iss46.2593. Disponível em: https://lark.uowasit.edu.iq/index.php/lark/article/view/2593. Acesso em: 1 nov. 2025.