TY  - BOOK
AU  - Puu Tonn
TI  - Nonlinear economic dynamics
T2  - Lecture Notes in Economics and Mathematical Systems
SN  - 3540627685
U1  - X:(B7:3), N1;N7 
PY  - 1997///
CY  - New York
PB  - Springer-Verlag         
KW  -  Mechanic Dynamics
KW  - Economics irt Mathematics
ER  -