TY  - BOOK
AU  - Elaydi, Saber N
TI  - An introduction to differential equations
T2  - Undergraduate texts in mathematics
SN  - 0-387-98830-0
U1  - 515.625/ELA 
PY  - 1999///
CY  - New York
PB  - Springer-Verlag
KW  - Differential equations
KW  - Mathematics
ER  -