TY  - SER
AU  - Levins,Richard
TI  - Evolution in Changing Environments : some theoretical explorations
PY  - 1968///
CY  - Princeton, New Jersey
PB  - Princeton University Press
KW  - Ecología
KW  - Evolucion Biologica
KW  - Adaptacion Biologica
KW  - Especies
KW  - Genetica
ER  -