Rohmah A, Rohmaniah S, Saputra RA. Model Kontrol Optimal SIR Pada Penyakit Campak. UJMC (Unisda Journal of Mathematics and Computer Science) [Internet]. 30Jun.2022 [cited 3May2024];8(1):67-4. Available from: http://e-jurnal.unisda.ac.id/index.php/ujmc/article/view/3226