%0 Journal Article %A Cahen, Benjamin %T Invariant symbolic calculus for semidirect products %J Commentationes Mathematicae Universitatis Carolinae %D 2018 %P 253-269 %V 59 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.244/ %R 10.14712/1213-7243.2015.244 %G en %F 10_14712_1213_7243_2015_244