%0 Journal Article %A V. I. Savrin %A E. M. Shablygin %T Exact solution of~a~quasipotential equation that describes a~bound state of~spinor particles %J Teoretičeskaâ i matematičeskaâ fizika %D 1989 %P 185-192 %V 81 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1989_81_2_a2/ %G ru %F TMF_1989_81_2_a2