@article{COCV_1999__4__335_0,
     author = {Pasquignon, Denis},
     title = {Approximation of viscosity solution by morphological filters},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {335--359},
     publisher = {EDP-Sciences},
     volume = {4},
     year = {1999},
     mrnumber = {1693049},
     zbl = {0929.65063},
     language = {en},
     url = {http://www.numdam.org/item/COCV_1999__4__335_0/}
}