TY  - BOOK
AU  - Unger,Hans-Georg
TI  - Planar optical waveguides and fibres
SN  - 0198561334 :
AV  - QC357.2 .U5
PY  - 1977///
CY  - Oxford [Eng.], New York
PB  - Clarendon Press
KW  - Fiber optics
KW  - Optical wave guides
ER  -