%0 Journal Article %A F. V. Bunkin %A A. E. Kazakov %T Electron-positron pair production in focusing laser radiation in dense plasma %J Doklady Akademii Nauk %D 1970 %P 1274-1275 %V 193 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_193_6_a16/ %G ru %F DAN_1970_193_6_a16