Rahmah, U., Dewi, N. K., & Mariana, B. (2023). Peningkatan Hasil Belajar Matematika melalui Problem Based Learning (PBL) Berbantu Media Kartu Bergambar pada Kelas 1 SD. Asian Journal of Early Childhood and Elementary Education, 1(2), 140-150. https://doi.org/10.58578/ajecee.v1i2.2051