TY - JOUR AU - Tang, Yi-hua AU - Hamilton, Clark AU - Deaver, David AU - Parks, Harold AU - Wood, Barry C2 - IEEE Transactions on Instrumentation and Measurement DA - 2007-04-01 00:04:00 LA - en M1 - 56 PB - IEEE Transactions on Instrumentation and Measurement PY - 2007 TI - The Seventh Intercomparison of Josephson Voltage Standards in North America UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32357 ER -