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- [3] DISCRIMINATION OF FAULTY CONDITIONS THROUGH IMPEDANCE RELAYS. Zeitschrift fur Elektrische Informations - und Energietechnik, 1979, 9 (04): : 349 - 353
- [4] NOVEL TIME LAG UNDER-FREQUENCY AND OVER-FREQUENCY RELAYS. Journal of the Institution of Engineers (India): Electrical Engineering Division, 1980, 60 (pt EL 5): : 205 - 207
- [5] Transient Behavior of Thermal Overload Trips and Relays. Periodica Polytechnica Electrical Engineering, 1980, 24 (3-4): : 159 - 167
- [7] Computerized Service Life Test Equipment for Relays. Elektrotechnische Zeitschrift Ausgabe B, 1974, 26 (19): : 482 - 483
- [9] NOVEL CIRCUITS APPLYING OPERATIONAL AMPLIFIERS FOR SAMPLING DISTANCE AND DIRECTIONAL RELAYS. Journal of the Institution of Engineers (India): Electrical Engineering Division, 1978, 59 (pt EI 1): : 27 - 33