MIFTAHUDIN, R. A.; PUTRA, H. D. Systematic Literature Review: Analysis Of Middle School Students’ Difficulties In Solving Integer Problems. Mathline : Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 10, n. 1, p. 17–28, 2025. DOI: 10.31943/mathline.v10i1.680. Disponível em: https://mathline.unwir.ac.id/index.php/Mathline/article/view/680. Acesso em: 10 mar. 2025.