%0 Journal Article %A Yu. M. Shirokov %T Canonical expansions of commutators and field products on the cone and at short distances in the universal algebra formalism %J Teoretičeskaâ i matematičeskaâ fizika %D 1975 %P 3-9 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1975_25_1_a0/ %G ru %F TMF_1975_25_1_a0