ULFANIA JULISA; MAIMUNAH; KARTINI. Development of contextual-based mathematics teaching materials to facilitate students’ mathematical problem-solving ability on systems of linear inequalities in two variables. Jurnal Absis: Jurnal Pendidikan Matematika dan Matematika, [S. l.], v. 9, n. 1, p. 259–272, 2026. DOI: 10.30606/absis.v9i1.4132. Disponível em: https://journal.upp.ac.id/index.php/absis/article/view/4132. Acesso em: 13 jun. 2026.