Kiouach, Driss, and Yassine Sabbar. 2026. “Developing New Techniques for Obtaining the Threshold of a Stochastic SIR Epidemic Model With $3$-Dimensional L’evy Process”. Journal of Applied Nonlinear Dynamics 11 (2): 401-14. https://doi.org/10.5890/JAND.2022.06.010.