TY  - BOOK
AU  - Warrington,A.R.Van C.
TI  - Protective relays : : their theory and practice 
AV  - TK2861 W37 1969
PY  - 1969///
CY  - New York, NY.
PB  - John Wiley, 
KW  - Relés protectores
KW  - lemb
N1  - Incluye índice
ER  -