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IEE Proceedings A - Physical Science, Measurement and Instrumentation,... > 1981 > 128 > 8 > 547 - 551
Electronics Letters > 1980 > 16 > 11 > 442 - 444
Electronics Letters > 1972 > 8 > 3 > 74 - 75
IEE Proceedings A - Physical Science, Measurement and Instrumentation,... > 1981 > 128 > 8 > 547 - 551
Electronics Letters > 1980 > 16 > 11 > 442 - 444
Electronics Letters > 1972 > 8 > 3 > 74 - 75