%0 Journal Article %A Samuel Ssekajja %T Lightlike Hypersurfaces in Semi-Riemmanian Manifolds Admitting Affine Conformal Vector Fields %J Kragujevac Journal of Mathematics %D 2023 %P 297 %V 47 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2023_47_2_a9/ %G en %F KJM_2023_47_2_a9