@article{CRMATH_2016__354_2_191_0,
     author = {Cui, Qing and Deng, Li and Zhang, Xu},
     title = {Pointwise second-order necessary conditions for optimal control problems evolved on {Riemannian} manifolds},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {191--194},
     publisher = {Elsevier},
     volume = {354},
     number = {2},
     year = {2016},
     doi = {10.1016/j.crma.2015.09.032},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2015.09.032/}
}