C. D. N. Ardana, Widi Wulansari, and Dema Yulianto, “Pengembangan Media Cocok (Counting Cookies) untuk Meningkatkan Kemampuan Berhitung Anak Usia 4-5 Tahun: Development of Suitable Media (Counting Cookies) to Improve The Numeracy Skills of Children Aged 4-5 Years”, IJEC, vol. 6, no. 1, pp. 167–177, Jan. 2024.