TY  - DATA
AU  - Boyce, William E.
TI  - Elementary differential equations and boundary value problems
SN  - 978-81-265-2155-5
U1  - 515.35 
PY  - 2009///
CY  - New York
PB  - Wiley
KW  - DIFFERENTIAL EQUATIONS
N1  - Includes index
ER  -