Não informado. (1986). IEEE Transactions on Power Systems. Institute of Electrical and Electronics Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. IEEE Transactions on Power Systems. New York: Institute of Electrical and Electronics Engineers, 1986.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. IEEE Transactions on Power Systems. Institute of Electrical and Electronics Engineers, 1986.
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