@misc{Więckowski_Tadeusz_The,
 author={Więckowski, Tadeusz and Hruszowiec, Mariusz and Pliński, Edward F. and Czarczyński, Wojciech and Nowak, Kacper and Grzelak, Michał and Szlachetko, Bogusław},
 howpublished={online},
 publisher={National Institute of Telecommunications},
 language={ang},
 type={artykuł},
 title={The Microwave Sources for EPR Spectroscopy, Journal of Telecommunications and Information Technology, 2017, nr 2},
 keywords={electron paramagnetic resonance, orotron, gyrotron EPR, microwave sources, terahertz waves},
}