Haryanti, M., Wulandari , B. A. and Sastrawati, E. (2026) “Development of e-smartika market to improve critical thinking and whole number conceptual understanding”, Jurnal Prima Edukasia, 14(3). Available at: https://journal.uny.ac.id/index.php/jpe/article/view/100066 (Accessed: 7 October 2026).