Rini Apriani, Sugiman. Learning Obstacles and Students’ Statistical Thinking Levels in Elementary Schools: A Foundation for Designing a Hypothetical Learning Trajectory. EduMatSains [Internet]. 2026 Oct. 31 [cited 2026 Nov. 2];11(2):466-79. Available from: https://ejournal.uki.ac.id/index.php/edumatsains/article/view/8686