%0 Journal Article %A Cui, Qing %A Deng, Li %A Zhang, Xu %T Second order optimality conditions for optimal control problems on Riemannian manifolds %J ESAIM: Control, Optimisation and Calculus of Variations %D 2019 %V 25 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv/2018028/ %R 10.1051/cocv/2018028 %G en %F COCV_2019__25__A35_0