Profil Pedagogical Content Knowledge Guru Matematika dalam Mengatasi Kesulitan Belajar Aljabar. Circle: Jurnal Pendidikan Matematika, [S. l.], v. 6, n. 1, p. 36–52, 2026. DOI: 10.28918/circle.v6i1.2603. Disponível em: https://e-journal.uingusdur.ac.id/circle/article/view/circle612603. Acesso em: 9 aug. 2026.