TY  - BOOK
AU  - Hawkes,P.W., Kasper, E.
AU  - x
TI  - Principles of Electron Optics: x
SN  - 0123333512
U1  - 537.56/H392p 
PY  - 1989///
CY  - London; New York
PB  - Academic Press
KW  - Electron Optics
N1  - Includes
ER  -