Andayani, Rini Hartini Rind, Tiara Tri Sofiani, Elin Herlina, and Sinta Yulianti Suyono. “Applied Behavior Modification Techniques for Increasing Assertiveness in Persons With Intellectual Disability”. ENDLESS: INTERNATIONAL JOURNAL OF FUTURE STUDIES 8, no. 3 (December 13, 2025): 32–45. Accessed April 28, 2026. https://endless-journal.com/index.php/endless/article/view/357.