ARIYAN, Jaber; SANAGOUYE MOHARER, Gholamreza; KARBALAI HARAFTEH, Fatemeh Soghra. The Effectiveness of Group Problem-Solving Skills Training on Academic Achievement Motivation and Academic Self-Concept of Sixth-Grade Male Students in Iranshahr. International Journal of Education and Cognitive Sciences, [S. l.], v. 5, n. 3, p. 78–85, 2022. Disponível em: https://journalecs.com/index.php/ecs/article/view/145.. Acesso em: 18 jul. 2025.