BASOKCU, T. Oguz; CEYLAN, Simge. GENERATION STUDY OF PISA MATHS PROFICIENCY LEVELS IN TURKISH 6TH GRADE STUDENTS. The Eurasia Proceedings of Educational and Social Sciences, [S. l.], v. 6, p. 14–23, 2017. Disponível em: https://epess.net/index.php/epess/article/view/309. Acesso em: 24 dec. 2024.