TY - BOOK AU - Ziegler,Gerhard ED - Siemens Aktiengesellschaft. TI - Numerical distance protection: principles and application / Gerhard Ziegler ; [editor, Siemens AG] SN - 9783895783180 PY - 2008/// CY - Munich PB - Publicis Corp. Pub. KW - Electric power systems KW - Protection KW - Protective relays N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/enhancements/fy0902/2008279093-t.html UR - http://www.loc.gov/catdir/enhancements/fy0902/2008279093-b.html ER -