Lipe, T.
(1996),
A Reevaluation of the NIST Low-Frequency Standards for AC-DC Difference in the Voltage Range of 0.6 V - 100 V, IEEE Transactions on Instrumentation and Measurement, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=15111
(Accessed August 31, 2024)