%0 Journal Article %A Zha, Dongbing %A Peng, Weimin %T Remarks on nonlinear elastic waves with null conditions %J ESAIM: Control, Optimisation and Calculus of Variations %D 2020 %V 26 %I EDP-Sciences %U http://archive.numdam.org/articles/10.1051/cocv/2020039/ %R 10.1051/cocv/2020039 %G en %F COCV_2020__26_1_A121_0