TY  - BOOK
AU  - Hann, wolfgang
TI  - Theory and application of Liapunov`s direct method
T2  - Prentic-Hall international series in applied mathematics
PY  - 1963///
CY  - London
PB  - Princeton-Hall          
KW  - Differential equations
KW  - Lyapunov functions
KW  - Mathematics
N1  - Bibliography :P.151-174
ER  -