Öztürk, M., Z. Ülkü Altun, S. Çakır, D. Ekici, and A. N. İşcan. “Why Do Primary School Students Have Mathematics Anxiety? A Mixed Method Research”. Turkish Journal of Mathematics Education, vol. 2, no. 3, Dec. 2021, pp. 84-90, http://tujme.org/index.php/tujme/article/view/35.