%0 Journal Article %A Dragi Radojević %T Two examples of pure radiation fields %J Theoretical and applied mechanics %D 2001 %P 83 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAM_2001_26_1_a5/ %G en %F TAM_2001_26_1_a5