@article{CC_2009_38_4A_a6,
     author = {Fr\'ed\'eric Bonnans, J. and Hermant, Audrey},
     title = {Revisiting the analysis of optimal control problems with several state constraints},
     journal = {Control and Cybernetics},
     pages = {1021--1052},
     publisher = {mathdoc},
     volume = {38},
     number = {4A},
     year = {2009},
     zbl = {1242.49046},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CC_2009_38_4A_a6/}
}