%0 Journal Article %A K. A. Sveshnikov %A P. K. Silaev %T Connection between discontinuous step-like and smooth kink-type classical solutions in quantum field theory %J Teoretičeskaâ i matematičeskaâ fizika %D 1996 %P 212-248 %V 108 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1996_108_2_a3/ %G ru %F TMF_1996_108_2_a3