De la Sen, Manuel, Asier Ibeas, and Santiago Alonso-Quesada. “Feedback Linearization-Based Vaccination Control Strategies for True-Mass Action Type SEIR Epidemic Models”. Nonlinear Analysis: Modelling and Control 16, no. 3 (July 25, 2011): 283–314. Accessed May 4, 2024. https://www.journals.vu.lt/nonlinear-analysis/article/view/14094.