For citations:

Shifrin V.Ya., Belyakov D.I., Shilov A.E., Kosenkov D.D. Research on expanding the range of reproduction of magnetic flux density of the DC field of the state primary standard GET12-2011. Izmeritel`naya Tekhnika. 2020;(4):3-7. (In Russ.) https://doi.org/10.32446/0368-1025it.2020-4-3-7