Rindang, A., P. Yeni, W. Fitriani, and T. Kiat. “The Communication Ability With Sign Language by Teachers Towards the Achievements of Special Needs Children Who Are Deaf”. Darussalam: Journal of Psychology and Educational, vol. 3, no. 1, Apr. 2025, pp. 29-37, doi:10.70363/djpe.v3i1.206.