%0 Journal Article %A V. B. Tverskoi %T Nonsingular configurations of field systems in the relativistic theory of gravitation %J Teoretičeskaâ i matematičeskaâ fizika %D 1991 %P 467-476 %V 88 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1991_88_3_a11/ %G ru %F TMF_1991_88_3_a11