TY  - BOOK
AU  - Black, Uyless D. ,
TI  - Optical networks : :  third generation transport systems / 
T2  - Prentice Hall series in advanced communications technologies
SN  - 9788131707807
U1  - 621.3827 BLA 
PY  - 2002///
CY  - New Delhi
PB  - Pearson Education
N1  - Includes bibliographical references (p. 317-319) and index.
ER  -