TY  - BOOK
AU  - Rao, T. S. Madhava
TI  - POWER SYSTEM PROTECTION
U1  - 621.317 
PY  - 1979///
CY  - New Delhi
PB  - Tata Mcgraw-Hill
KW  - Protective Relays
N1  - References : P. 657-696
ER  -