%0 Journal Article %A V. K. Fedyanin %A L. V. Yakushevich %T Elementary excitations in one-dimensional systems with resonance interaction %J Teoretičeskaâ i matematičeskaâ fizika %D 1978 %P 371-381 %V 37 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1978_37_3_a7/ %G ru %F TMF_1978_37_3_a7