%0 Journal Article %A A. L. Zel'manov %A Z. R. Khabibov %T Chronometry cally invariant variations in the Einstein's theory of gravity %J Doklady Akademii Nauk %D 1983 %P 1378-1380 %V 268 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_268_6_a24/ %G ru %F DAN_1983_268_6_a24