%0 Journal Article %A N. E. Alexeevsky %A E. P. Krasnoperov %A V. L. Sedov %T Interaction between positrons and chains of niobium atoms in $\mathrm{Nb}_3\mathrm{Al}$ %J Doklady Akademii Nauk %D 1975 %P 1061-1063 %V 222 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1975_222_5_a12/ %G ru %F DAN_1975_222_5_a12