TY  - BOOK
AU  - Bala Saraswathi N
AU  - Ravi Kumar I
TI  - Optical Communications
SN  - 9798131800415
U1  - 621.391:677.521 BAL 
PY  - 2007///
CY  - New Delhi
PB  - Laxmi Publications
KW  - Optical Communications
ER  -