%0 Journal Article %A T. S. Tinyukova %A Yu. P. Chuburin %T Majorana states near an impurity in the~Kitayev infinite and semi-infinite model %J Teoretičeskaâ i matematičeskaâ fizika %D 2019 %P 137-146 %V 200 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2019_200_1_a7/ %G ru %F TMF_2019_200_1_a7