MANIK, N. I.; TASMAN, D. Piranti Lunak Pengujian Struktur Matematika Grup, Ring, Field Berbasis Osp (Open Source Program). ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 5, n. 1, p. 373-386, 2014. DOI: 10.21512/comtech.v5i1.2631. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2631. Acesso em: 31 mar. 2025.