IKSANTI, Aliana; KARTIKASARI, Christina. PROSES BERPIKIR SISWA DALAM MEMECAHKAN MASALAH NON-RUTIN PADA FASE REACTING, COMPARING, DAN CONTEMPLATING. HISTOGRAM: Jurnal Pendidikan Matematika, [S. l.], v. 7, n. 1, p. 469–485, 2023. DOI: 10.31100/histogram.v7i1.2604. Disponível em: https://journal.matappa.ac.id/index.php/histogram/article/view/2604. Acesso em: 7 nov. 2025.