APRILDAT, D.; HAKIM, D. L. . High School Students’ Algebraic Thinking Ability in Solving Linear Program Problems: Kemampuan Berpikir Aljabar Siswa SMA Dalam Menyelesaiakan Masalah Program Linear. Mathline : Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 6, n. 2, p. 222–237, 2021. DOI: 10.31943/mathline.v6i2.216. Disponível em: https://mathline.unwir.ac.id/index.php/Mathline/article/view/216. Acesso em: 20 aug. 2022.