RESIYANA, K.; NUGRAHA, A.; SAKTI NUGROHO, B. Mathematical Problem Solving Ability in Solving Sequence and Series Problems Using Polya Stages. HAMKA INSIGHT, [S. l.], v. 2, n. 1, p. 1–7, 2023. DOI: 10.51574/hamka.v2i1.94. Disponível em: https://sscsi.org/journal/hamka/article/view/94. Acesso em: 11 oct. 2026.