1.
Bengisu Koyuncu, Gökhan Ilgaz,. The Analysis of How Effective Countries Use Education Inputs in The Process of Teaching Mathematics According to TIMSS 2015 Data. Elementary Education Online [Internet]. 2023 Dec. 13 [cited 2024 Dec. 22];18(4):1731-50. Available from: https://ilkogretim-online.org/index.php/pub/article/view/1415