%0 Journal Article %A Paulo Tirao %A Sonia Vera %T There are No Rigid Filiform Lie Algebras of Low Dimension %J Journal of Lie Theory %D 2019 %P 391-412 %V 29 %N 2 %U http://geodesic.mathdoc.fr/item/JOLT_2019_29_2_a4/ %F JOLT_2019_29_2_a4