TY  - BOOK
AU  - Ziegler,Gerhard
ED  - Siemens AG,
TI  - Numerical distance protection: principles and application 
SN  - 3895781428
AV  - TK2861 Z533N
PY  - 1999///
CY  - Munich
PB  - Publicis MCD
KW  - ELECTRIC POWER SYSTEMS
KW  - PROTECTION
KW  - PROTECTIVE RELAYS
N1  - Includes bibliographical references and index
ER  -