VOLUME 21 NO 1, MIMS. COVER. Majalah Ilmiah Matematika dan Statistika, [S.l.], v. 21, n. 1, mar. 2021. ISSN 2722-9866. Available at: <https://jurnal.unej.ac.id/index.php/MIMS/article/view/23691>. Date accessed: 24 nov. 2024.