TY  - BOOK
AU  - Birkhoff,Garrett, Rota, Gian-Cario
AU  - x
TI  - Ordinary differential equations: x
SN  - 9812530029
U1  - 515.352/B617o 
PY  - 1989///
CY  - New York
PB  - Wiley
KW  - Differential equations
KW  - Mathematics
N1  - Includes
ER  -