TY  - BOOK
AU  - Buchdahl H A
TI  - Introduction to Hamiltonian optics
SN  - 0-486-67597-1
U1  - 535.32 
PY  - 1993///
CY  - New York
PB  - Dover
KW  - Aberration
KW  - Geometrical optics
KW  - Symmetry(Physics)
ER  -