TY  - BOOK
AU  - Warrington, A. R. van. C. 
TI  - Protective Relays: their theory and practice
SN  - 1468464612
U1  - 621.317WAR 
PY  - 1979///
CY  - London
PB  - Chapman
KW  - Electric relays
UR  - http://10.10.170.122:8080/browse/book/29516
ER  -