Octaviani, S. D., and I. Mulyawati. “Modifying Uno Cards As Learning Media for Enhancing Numeracy Skills of Elementary Students in Whole Number Topic”. Edumatika : Jurnal Riset Pendidikan Matematika, vol. 8, no. 2, Nov. 2025, pp. 162-80, doi:10.32939/ejrpm.v8i2.5849.