1.
Suprotun S, Andriyani A. Character-Loaded Lift the Flap Book to Enhance Contextual Problem-Solving Skills of Mental Retardation Students. JESD [Internet]. 2022 Sep. 10 [cited 2026 Oct. 6];1(1):39-53. Available from: https://educationcenter.id/journal/index.php/jesd/article/view/5