TY  - BOOK
AU  - Birkhoff, Garrett
AU  - Rota, Gian-Carlo
TI  - ORDINARY DIFFERENTIAL EQUATIONS
U1  - 517.382 
PY  - 1969///
CY  - Waltham, Mass.
PB  - Blaisdell Pub. Co.
KW  - Differential Equations
N1  - Bibliography : P. 355-357
ER  -