@incollection{Churyumov19,
author = {Gennadiy Churyumov and Jinghui Qiu and Nannan Wang},
title = {Vacuum Microwave Sources of Electromagnetic Radiation},
booktitle = {Electromagnetic Fields and Waves},
publisher = {IntechOpen},
address = {Rijeka},
year = {2019},
editor = {Kim Ho Yeap and Kazuhiro Hirasawa},
chapter = {2},
doi = {10.5772/intechopen.83734},
url = {https://doi.org/10.5772/intechopen.83734}
}