GÜNGÖR, Metehan, and Sinan M. BEKMEZCİ. “Fen Başarısı Açısından Okullar Arası Farklar: TIMSS 2019”. International Conference on Frontiers in Academic Research 1 (February 8, 2023): 21–26. Accessed April 3, 2025. https://as-proceeding.com/index.php/icfar/article/view/25.