%0 Journal Article %A A. M. Kondratenko %A E. V. Pakhtusova %A E. L. Saldin %T The use of a free-electron laser for the generation of high-energy colliding photon beams %J Doklady Akademii Nauk %D 1982 %P 849-852 %V 264 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_264_4_a20/ %G ru %F DAN_1982_264_4_a20