Johanson M, Pedaste M, Pastak M, Täht K, Sõrmus M, Jukk H. Assessment of mathematical competence using the Estonian national e-tests. EHA [Internet]. 2021 Nov. 1 [cited 2024 Apr. 28];9(2):100-26. Available from: https://ojs.utlib.ee/index.php/EHA/article/view/eha.2021.9.2.05