TY  - BOOK
AU  - Petrovski,I.G.
AU  - Silverman,Richard A.
TI  - Ordinary differential equations. 
U1  - 517.38/PEO 
PY  - 0000///Prentice-Hall
PY  - 1966///
CY  - New Jersey 
KW  - Equations
N1  - Includes index and bibliography.
ER  -