Rita Yulifah, and Tri Johan Agus Y. “Community Empowerment through the Use of Roptar As a Child Development Stimulation Tool”. Jurnal Pengabdian dan Pemberdayaan Masyarakat Indonesia 2, no. 11 (November 6, 2022): 425–433. Accessed May 8, 2026. https://jppmi.ptti.web.id/index.php/jppmi/article/view/176.