Pengaruh Concept-Rich Instruction terhadap Kemampuan Pemecahan Masalah Matematis. Indonesian Journal of Primary Education, [S. l.], v. 1, n. 2, p. 77–82, 2017. Disponível em: https://ejournal-tasikmalaya.upi.edu/ijpe/article/view/488. Acesso em: 12 nov. 2026.