%0 Journal Article %A V. R. Khalilov %T A $2+1$-dimensional fermion in the Coulomb and magnetic field backgrounds %J Teoretičeskaâ i matematičeskaâ fizika %D 1999 %P 105-118 %V 119 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1999_119_1_a8/ %G ru %F TMF_1999_119_1_a8