%0 Journal Article %A O. I. Zavialov %T Renormalization and indefinite metric %J Informatics and Automation %D 1975 %P 120-126 %V 135 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1975_135_a12/ %G en %F TRSPY_1975_135_a12