1. The Mathematical Theory of Infectious Diseases and Its Aplications;Bailey,1975
2. Infectious Diseases of Humans: Dynamics and Control;Anderson,1991
3. Modeling Infectious Diseases in Humans and Animals;Keeling,2008
4. A contribution to the mathematical theory of epidemics;Kermack;Proc. R. Soc. Lond. Ser. A Math. Phys. Eng. Sci.,1927
5. Epidemics and Rumours Nature, Vol. 204;Daley,1964