Agustin RDA, Sa’dijah C, Susiswo S, Sukoriyanto S. Mathematical Semantics Representation Obstacles of Preservice Mathematics Teachers . PEGEGOG [Internet]. 2024 Apr. 5 [cited 2025 May 17];14(3):376-92. Available from: https://www.pegegog.net/index.php/pegegog/article/view/3138