Media type: E-Article Title: Controlled Compartmental Models with Time-Varying Population: Normalization, Viability and Comparison Contributor: Avram, Florin; Freddi, Lorenzo; Goreac, Dan; Li, Juan; Li, Junsong imprint: Springer Science and Business Media LLC, 2023 Published in: Journal of Optimization Theory and Applications Language: English DOI: 10.1007/s10957-023-02274-5 ISSN: 1573-2878; 0022-3239 Keywords: Applied Mathematics ; Management Science and Operations Research ; Control and Optimization Origination: Footnote: