1. Depdikbud, Permainan Berhitung Di Taman Kanak-Kanak (2000).
2. Lisa, Bunayya : Jurnal Pendidikan Anak 4, 1 (2018).
3. A. Kirom, Jurnal Al-Murabbi 3, (2017).
4. G.A. Buntoro, I.P. Astuti, and D. Ariyadi, in J Phys Conf Ser (Institute of Physics Publishing, 2020).
5. Sukartini, Rini Herminastiti, and Tina Maharani, in Prosiding Seminar Nasional Pendidikan STKIP Kusuma Negara (2019), pp. 1–7.