%0 Journal Article
%A M. I. Chibisov
%A G. V. Shlyapnikov
%T Exchange interaction of atoms having valence $s$-electrons
%J Doklady Akademii Nauk
%D 1976
%P 1339-1342
%V 231
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1976_231_6_a15/
%G ru
%F DAN_1976_231_6_a15