%0 Journal Article %A Tahraoui, Rabah %A Vialard, François-Xavier %T Minimizing acceleration on the group of diffeomorphisms and its relaxation %J ESAIM: Control, Optimisation and Calculus of Variations %D 2019 %V 25 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv/2018068/ %R 10.1051/cocv/2018068 %G en %F COCV_2019__25__A70_0