Ona MGP, Purwanta E. Enhancing Early Reading Skills Through Problem-Based Learning: A Classroom Action Research with Students with Intellectual Disabilities. JIRPE [Internet]. 2025 Aug. 13 [cited 2026 Jan. 21];4(3):1675-86. Available from: https://ejournal.papanda.org/index.php/jirpe/article/view/1899