OKTAVIANTI, R. N.; SUDARTO, Z.; BUDIYANTO, B. Pengembangan Sistem Isyarat Kunci Komunikasi Sosial Bagi Peserta Didik Multi Disabilities With Visual Impairment. GRAB KIDS: Journal of Special Education Need, [S. l.], v. 2, n. 2, p. 86–99, 2023. DOI: 10.26740/gkjsen.v2i2.19080. Disponível em: https://journal.unesa.ac.id/index.php/grabkids/article/view/19080. Acesso em: 5 may. 2024.