%0 Journal Article %A G. P. Pron'ko %A L. D. Solov'ev %T Low-energy photons in $S$-matrix electrodynamics %J Informatics and Automation %D 1975 %P 232-250 %V 136 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1975_136_a16/ %G ru %F TRSPY_1975_136_a16