TY  - BOOK
AU  - Riffat Ali, Syed
TI  - Digital switching systems : system reliability and analysis
SN  - 9780070483903
U1  - 621.387 ALI-S 
PY  - 1998///
CY  - India
PB  - Tata McGraw-Hill
KW  - ﾠ
KW  - System analysisﾠ
KW  - Digital telephone systems --Reliabilityﾠ
KW  - Telephone switching systems, Electronic --Reliabilityﾠ
ER  -