Khemphukhieo, A., and P. Yuankrathok. “The Effects of Modeling, Verbal Prompting and Social Reinforcement on Absent-Minded Behavior for Children With Autism”. Journal of Education Khon Kaen University (Graduate Studies Research), vol. 13, no. 2, Sept. 2019, pp. 107-15, https://so02.tci-thaijo.org/index.php/EDGKKUJ/article/view/216862.