SINDY MUSTIKA SARI; ALDI FIRMANSYAH; REZA LESTARI. ANALISIS KESULITAN SISWA DALAM MENYELESAIKAN SOAL MATEMATIKA PROBLEM SOLVING BERDASARKAN TAHAPAN HEURISTIK POLYA SISWA KELAS XI IPA. Prosiding Seminar Nasional Pendidikan Guru Sekolah Dasar, [S. l.], v. 2, n. 1, p. 109–114, 2022. DOI: 10.25134/prosidingsemnaspgsd.v2i1.32. Disponível em: https://prosiding.pgsd.uniku.ac.id/publish/article/view/32. Acesso em: 25 jul. 2026.