For citations:

Romashov V.V., Yakimenko K.A., Doktorov A.N., Romashova L.V. Low-noise hybrid frequency synthesizers based on direct digital and direct analog synthesis. Izmeritel`naya Tekhnika. 2020;(4):51-56. (In Russ.) https://doi.org/10.32446/0368-1025it.2020-4-51-56