Berezhnoy, V.A., Kuzhel, V.I., Ignatenko, V.S., Kondrashenko, M.A., Ryabchuk, A.F. and Cherniy, B.S. 2003. High‑sensitivity modulation radiometric receiver for the 92. 96 GHz frequency range. Technology and design in electronic equipment. 3 (Jun. 2003), 21-22.