%0 Journal Article %A V. I. Grigor'ev %T Llowance for field reaction in quantum theory %J Teoretičeskaâ i matematičeskaâ fizika %D 1974 %P 66-69 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1974_18_1_a6/ %G ru %F TMF_1974_18_1_a6