%0 Journal Article %A Béchir Dali %A Chaima Sayari %T The Cortex of Nilpotent Lie Algebras of Dimensions Less or Equal to 7 and Semi-Direct Product of Vector Groups: Nilpotent Case %J Journal of Lie Theory %D 2022 %P 643-670 %V 32 %N 3 %U http://geodesic.mathdoc.fr/item/JOLT_2022_32_3_a1/ %F JOLT_2022_32_3_a1