TY  - BOOK
AU  - Robertson,Denis
TI  - Power system protection reference manual: Reyrolle protection 
SN  - 0853621969 :
U1  - 621.381044 23
PY  - 1982///
CY  - Stocksfield, Boston
PB  - Oriel Press
KW  - Electric power systems
KW  - Protection
KW  - Protective relays
ER  -