1.
Ningsih DKL, Nurafifah S, Ayumi N, Lodan L. The Effect of Number Card Media on Mathematical Problem-Solving Skills Regarding Number Concepts Among Second-Grade Students at SDN 09 Tengah. JIPMHT [Internet]. 2026 Jul. 3 [cited 2026 Sep. 22];10(1):271-7. Available from: https://journal.thamrin.ac.id/index.php/jipmht/article/view/3553