%0 Journal Article %A A. V. Nikolaev %T The influence of the radius and charge of the ion on extraction (the position of elements in the separation series) %J Doklady Akademii Nauk %D 1965 %P 897-899 %V 163 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_163_4_a30/ %G ru %F DAN_1965_163_4_a30