S. Sunarti and A. N. Chamidah, “Puzzle Sticks as a Medium for Number Recognition in Children with Learning Disabilities: Stik Puzzle sebagai Media Pengenalan Angka pada Anak Hambatan Belajar”, ijins, vol. 26, no. 4, p. 10.21070/ijins.v26i4.1703, Sep. 2025.