Rohmatika, Fina, Ayunda Sayyidatul Ifadah, and Rr.Agustin Lilawati. “Perkembangan Motorik Pada Anak Speech Delay”. Journal of Education Research 6, no. 4 (December 31, 2025): 1267–1272. Accessed January 10, 2026. https://jer.or.id/index.php/jer/article/view/3102.