@article{Pestrikov2022robert,
author={Pestrikov, V.M.},
title={Robert Millikan and His Role  in the Birth of Modern Radio Tubes},
journal={Infocommunications and Radio Technologies},
publisher={Federal State Educational Institution of Higher Education Sevastopol State University},
year={2022},
pages={587-610},
volume={5},
issue={4},
}