Braginski, Alex I.
Article History
Received: 10 September 2018
Accepted: 17 September 2018
First Online: 16 November 2018
Change Date: 5 December 2018
Change Type: Correction
Change Details: The original version of the article unfortunately contained errors. The acronyms for conventional Josephson voltage standard (CJVS) and programmable Josephson voltage standard (PJVS) were misspelled as CVJC, PJVC and PVJC.