%0 Journal Article %A D. T. Sviridov %A Yu. F. Smirnov %A A. M. Shirokov %T On additional degeneracy of terms for semi-integral spin ions in cubic fields %J Doklady Akademii Nauk %D 1991 %P 98-102 %V 317 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_317_1_a23/ %G ru %F DAN_1991_317_1_a23