MIK SALMINA. KONTRIBUSI OMAR KHAYYAM DALAM BIDANG MATEMATIKA. Visipena, [S. l.], v. 7, n. 1, p. 29–37, 2015. DOI: 10.46244/visipena.v7i1.290. Disponível em: https://ejournal.bbg.ac.id/index.php/visipena/article/view/290. Acesso em: 3 aug. 2026.