Linarta, A. S., & Adi, Y. A. (2025). MATHEMATICAL MODEL OF THE SPREAD OF HIV/AIDS CONSIDERING THE LEVEL OF IMMUNITY. BAREKENG: Jurnal Ilmu Matematika Dan Terapan, 20(1), 0211-0226. https://doi.org/10.30598/barekengvol20iss1pp0211-0226