TY - BOOK AU - Madhava Rao, T. S. TI - Power system protection: static relays SN - 9780074603079 U1 - 621.317 PY - 1981/// CY - New Delhi, New York PB - McGraw-Hill KW - Static relays KW - Electric power systems KW - Protection N1 - Includes bibliographical references and index ER -