Nuryana E, Fiteriani I, Afriyadi MM. PERAN CONCRETE-PICTORIAL-ABSTRACT (CPA) APPROACH DAN STUCTURED PROBLEM SOLVING DALAM PEMBELAJARAN MATEMATIKA DI SD/MI. JdF [Internet]. 2026Jun.26 [cited 2026Jun.28];9(1):781-92. Available from: https://jurnal.pmat.uniba-bpn.ac.id/index.php/DEFERMAT/article/view/2547