1.
Putra R, Fauzan A, Habibi M. The Impact of Cognitive Conflict Based Learning Tools on Students` Mathematical Problem Solving Ability. IJEDS [Internet]. 17Jan.2020 [cited 13May2024];2(1):209-18. Available from: http://ijeds.ppj.unp.ac.id/index.php/IJEDS/article/view/247