%0 Journal Article %A N. F. Nelipa %T A contribution to the theory of radiation formation of electron-positron pairs on a nucleus %J Doklady Akademii Nauk %D 1963 %P 68-70 %V 148 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_148_1_a16/ %G ru %F DAN_1963_148_1_a16