共 21 条
- [1] ANDERSON R M, 1991
- [2] [Anonymous], 1980, LECT NOTES BIOMATHEM
- [3] Bailey NT., 1975, MATH THEORY INFECT D
- [4] De Jong M., 1994, Epidemic Models, their Structure and Relation to Data
- [5] Diekmann O., 1994, Epidemic Models, their Structure and Relation to Data
- [7] Greenhalgh D, 1995, Math. Popul. Dynam. Anal. Heterog., V1, P79
- [9] HALE JK, 1982, METHODS BIFURCATION, V251
- [10] HASSARD BD, 1981, LECT NOTES SERIES, V41