Singh, L. P. (1994). Digital protection: Protective relaying from electromechanical to microprocessor.
Chicago Edition CitationSingh, L P. Digital Protection: Protective Relaying from Electromechanical to Microprocessor. Wiley Eastern Limited, New Delhi, 1994.
MLA Edition CitationSingh, L P. Digital Protection: Protective Relaying from Electromechanical to Microprocessor. 1994.
Warning: These citations may not always be 100% accurate.