%0 Journal Article %A Yu. M. Zinoviev %A V. N. Sushko %T Physical symmetries in a theory of local observables of the $P$-class %J Teoretičeskaâ i matematičeskaâ fizika %D 1974 %P 14-26 %V 18 %N 1 %U http://geodesic.mathdoc.fr/item/TMF_1974_18_1_a1/ %G ru %F TMF_1974_18_1_a1