%0 Journal Article %A O. A. Reutov %A V. I. Sokolov %A I. P. Beletskaya %T Electrophile substitution in an unsaturated carbon atom. The influence of the medium on the reaction mechanism %J Doklady Akademii Nauk %D 1961 %P 631-633 %V 136 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_136_3_a30/ %G ru %F DAN_1961_136_3_a30