Não informado. (1981). IEEE Control Systems Magazine. Institute of Electrical and Electronics Engineers, Control Systems Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. IEEE Control Systems Magazine. New York: Institute of Electrical and Electronics Engineers, Control Systems Society, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. IEEE Control Systems Magazine. Institute of Electrical and Electronics Engineers, Control Systems Society, 1981.
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