TY  - BOOK
AU  - Brauer,Fred
AU  - Nohel,John A.
TI  - The qualitative theory of ordinary differential equations: an introduction
T2  - University mathematics series
U1  - 517/.382 
PY  - 1969///
CY  - New York
PB  - W. A. Benjamin
KW  - Differential equations
KW  - Stability
ER  -