TY  - BOOK
AU  - Coddington,A.Earl
AU  - Levinson,Norman
TI  - Theory of ordinary differential equations
SN  - 0070992568
U1  - 515.352 22
PY  - 1955///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Differential equations
N1  - Includes index; Bibliography: p. 417-422
ER  -