ANDIRAJA, N. APLIKASI KENDALI OPTIMAL MASKER PADA PENCEGAHAN PENYEBARAN ISPA. Al-Irsyad Journal of Mathematics Education, [S. l.], v. 5, n. 1, p. 150–161, 2025. DOI: 10.58917/ijme.v5i1.485. Disponível em: https://ejurnal.stkipddipinrang.ac.id/index.php/wjme/article/view/485. Acesso em: 1 jan. 2026.