Al-Shawabkah, H., and I. El-Zraigat. “The Effectiveness of a Program Based on Symbolic Communication in Reducing Challenging Behaviors and Improving Social Interaction Among Individuals With Autism Spectrum Disorder Who Have Intellectual Disability in Jordan”. Jordan Journal of Applied Science-Humanities Series, Vol. 33, no. 2, Oct. 2022, pp. 88-110, doi:10.35192/jjoas-h.v33i2.375.