%0 Journal Article %A A. L. Zel'manov %T Kinemetric invariants and their relation to chronometric invariants in Einstein’s gravitation theory %J Doklady Akademii Nauk %D 1973 %P 822-825 %V 209 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_209_4_a18/ %G ru %F DAN_1973_209_4_a18