1. [1] H. Andersson and T. Britton, Stochastic Epidemic Models and Their Statistical Analysis. Springer-Verlag, New York (2000).10.1007/978-1-4612-1158-7
2. [2] N,T,J. Bailey, The Mathematical Theory of Infectious Diseases and Its Application. 2nd edition, Hafner Press, New York (1975).
3. [3] N.G. Becker, On a general stochastic epidemic model, Theoretical Population Biology, 11 (1976), 23-26.10.1016/0040-5809(77)90004-1
4. [4] S.P. Blythe, F. Brauer and C. Castillo-Chavez, Demographic recruitment in sexually transmitted disease models, Proc. First World Congress on Computational Medicine, Public Health and Biotechnology Part II Austin, TX, 1994. Ed. Matthew Witten. Series in Mathematical Biology and Medicine 5 (1997), 1438-1457.
5. [5] S.P. Blythe, F. Brauer, C. Castillo-Chavez and J. Velasco-Hernandez, Models for sexuality transmitted diseases with recruitment. Biometrics Unit Technical Report BU-1193-M, Cornell University (1995).