TY  - GEN
AU  - Keiser , Gerd
TI  - Optical fiber communications / 4th ed
SN  - 0073380717 
U1  - 621.39.21.315.2 
PY  - 2009///
CY  - New Delhi
PB  - Tata McGraw Hill
KW  - Telecommunication and optical fiber technology
ER  -