TY  - BOOK
AU  - Powers, John
TI  - An introduction to fiber optics systems
SN  - 0-256-20414-4
U1  - 621.38275 POW 
PY  - 1999///
CY  - NEW YORK
PB  - MCGRAW HILL
KW  - OPTICAL COMMUNICATION SYSTEMS FIBER OPTICS
ER  -