Geoffrey E. Beard

The Measurement of Load Coefficients of dc Resistance Standards Using ac Loading Currents

G. J. Johnson, Geoffrey E. Beard, 1968 .

Siniglee-Staagee Amnplifierr-Aideed Current Transformers Possessing Small Ratio Errors at 60 Hz

Geoffrey E. Beard, 1979, IEEE Transactions on Instrumentation and Measurement.