Indah Hayati, Eka Yuli Astuti, Muhammad Aditya Firdaus. Designing Individualized Learning Programs for Mathematics Addition Operations in SPPI: A Case Study of Fourth-Grade Students with Mild Intellectual Disabilities . IJHESS [Internet]. 2025 Dec. 26 [cited 2026 Sep. 1];5(3). Available from: https://ijhess.com/index.php/ijhess/article/view/1968