共 12 条
[1]
ANDERSON R M, 1986, IMA Journal of Mathematics Applied in Medicine and Biology, V3, P229
[2]
ANDERSON RM, 1987, NATURE, V326, P137
[4]
Castillo-Chavez C., 1989, LECT NOTES BIOMATH, V81, P177
[8]
HADELER KP, HOMOGENEOUS MODELS S
[9]
Huang W., 1989, LECT NOTES BIOMATHEM, V83, P200
[10]
HYMAN JM, 1988, RISK BASED MODEL SPR