MUSTIKA, I. K. A.; RIASTINI, P. N. PENGARUH MODEL POLYA TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA SISWA KELAS V SD. International Journal of Community Service Learning, [S. l.], v. 1, n. 1, p. 31–38, 2017. DOI: 10.23887/ijcsl.v1i1.11897. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJCSL/article/view/11897. Acesso em: 2 may. 2024.