%0 Journal Article %A A. G. Basuev %T Convergence of the perturbation series for a nonlocal nonpolynomial theory %J Teoretičeskaâ i matematičeskaâ fizika %D 1973 %P 281-290 %V 16 %N 3 %U http://geodesic.mathdoc.fr/item/TMF_1973_16_3_a0/ %G ru %F TMF_1973_16_3_a0