TY  - BOOK
AU  - Hastings,A.
TI  - Population biology: concepts and models 
SN  - 0387948627 (Hard cover)
U1  - 577.88072 
PY  - 1997///
CY  - New York ; Berlin
PB  - Springer-Verlag, 
KW  - BIOLOGIA DE POBLACION
KW  - MODELOS MATEMATICOS
KW  - ECOLOGIA
ER  -