TY  - BOOK
AU  - Olver, Peter J.
AU  - Peter J.Olver
TI  - Equivalence, invariants, and symmetry
SN  - 9780521101042
U1  - 515.3 OLV 
PY  - 2088///
CY  - New York
PB  - Cambridge University Press
KW  - Geometry, Differential
ER  -