[1]
S. Fatimah Hasibuan, R. Sutatminingsih, and B. Maulina Ozar, “Concrete Pictorial Abstract (CPA) Method-Based Intervention to Improve Understanding of Two-Digit Addition Concepts in Children with Mathematics Learning Difficulties”, at-tadib, vol. 9, no. 3, pp. 760–783, Dec. 2025.