Lestari, Ulsana Puji. “LEARNING TRAJECTORY KONSEP NILAI TEMPAT TIGA ANGKA”. SITTAH: Journal of Primary Education 3, no. 1 (June 25, 2022): 16–27. Accessed April 6, 2025. https://jurnalfaktarbiyah.iainkediri.ac.id/index.php/sittah/article/view/2.