Safitri, F., Kartono, K., & Mastur, Z. (2020). Mathematics Problem Solving Skill Reviewed from Cognitive Style on Problem Based Learning with Aceh Custom Nuances with Descriptive Feedback. Unnes Journal of Mathematics Education Research, 10(A), 1-7. Retrieved from https://journal.unnes.ac.id/sju/ujmer/article/view/37694