SUHARWATI, S. Application of Problem Solving Method and Utilization of Long Single Standard Tools to Increase Learning Math Result of Students IV SDN 03 Merigi Lesson Learning Time 2016/2017. JURIDIKDAS: Jurnal Riset Pendidikan Dasar, [S. l.], v. 1, n. 2, 2018. DOI: 10.33369/juridikdas.1.2.%p. Disponível em: https://ejournal.unib.ac.id/juridikdasunib/article/view/6192. Acesso em: 4 may. 2024.