%0 Journal Article %A A. N. Didenko %A V. I. Rashchikov %T Microwave power generation mechanism in systems with virtual cathode %J Doklady Akademii Nauk %D 1990 %P 597-599 %V 313 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_313_3_a19/ %G ru %F DAN_1990_313_3_a19