Kartinah, Nusantara T, Sudirman, Daniel T. An Example of Cognitive Obstacles in Advanced Integration in Students’ Algebraic Comprehension. Psychosocial rehabilitation [Internet]. 2020 Jul. 31 [cited 2025 Aug. 23];24(5):2489-97. Available from: https://www.psychosocial.com/index.php/ijpr/article/view/4909