TY  - BOOK
AU  - O`malley,Robert E..
TI  - Thinking about ordinary differential equations / 
T2  - Cambridge text in applied mathematics, 
SN  - 0521557429
U1  - 515.325 
PY  - 1997///
CY  - Cambridge : 
PB  - Cambridge University Press , 
KW  - DIFFERENTIAL EQUATIONS
N1  - NULL
ER  -