R. L. Bongyuvi and Melia Dwi Widayanti, “Pengaruh Media Colour Corrugated Paper (Kokoru) Terhadap Kemampuan Motorik Halus Anak di TK Mekar Sari Surabaya: The Influence Of Colour Corrugated Paper (Kokoru) Media On Children’s Fine Motor Skills at Mekar Sari Kindergarten in Surabaya”, IJEC, vol. 5, no. 2, pp. 389–397, Jul. 2023.