%0 Journal Article %A A. V. Gorokh %T Regularities of the change of ionization potential and effective parameters of isoelectronic %J Doklady Akademii Nauk %D 1991 %P 581-585 %V 318 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_318_3_a16/ %G ru %F DAN_1991_318_3_a16