Aprilyani, L. D. S., K. Kasbawati, and S. Toaha. “Stability Analysis of Mathematical Model on HIV Infection With the Effects of Antiretroviral Therapy”. Jurnal Matematika, Statistika Dan Komputasi, vol. 17, no. 1, Aug. 2020, pp. 109-16, doi:10.20956/jmsk.v17i1.9239.