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@article{Fyurstenberg:1959,
author = {A. I. Fyurstenberg},
title = {Comparison of frequencies by the sinusoidal and elliptic sweep methods},
publisher = {Physics-Uspekhi},
year = {1959},
journal = {Phys. Usp.},
volume = {2},
number = {3},
pages = {469-480},
url = {https://ufn.ru/en/articles/1959/3/n/},
doi = {10.1070/PU1959v002n03ABEH003140}
}
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