Umah U. Comparison of Students’ Covariational Reasoning Based on Differences in Field-Dependent and Field-Independent Cognitive Style. Numerical: J.Mat and Pend.Mat [Internet]. 2020 Jun. 12 [cited 2025 Jul. 10];4(1):41-54. Available from: https://journal.iaimnumetrolampung.ac.id/index.php/numerical/article/view/638