TY  - BOOK
AU  - Olver,Peter J.
TI  - Applications of lie groups to differential equations
SN  - 9780387950006
U1  - 515.35 OL9A2 
PY  - 2000///
CY  - New York
PB  - Springer-Verlag
KW  - Lie groups
KW  - Differential equations
ER  -