Rana, P. S., N. Sharma, and A. Priyadarshi. “Mathematical Modeling and Optimal Control of a Deterministic SHATR Model of HIV/AIDS With Possibility of Rehabilitation: A Dynamic Analysis”. Tamkang Journal of Mathematics, vol. 55, no. 3, Aug. 2024, pp. 267-85, doi:10.5556/j.tkjm.55.2024.5109.