%0 Journal Article %A Dragi Radojević %T On a conformally flat space-time %J Theoretical and applied mechanics %D 1990 %P 79 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAM_1990_16_1_a9/ %G en %F TAM_1990_16_1_a9