@article{RSMUP_1962__32__3_0,
     author = {Lions, Jacques Louis},
     title = {Sur l'approximation des solutions de certains probl\`emes aux limites},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {3--54},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {32},
     year = {1962},
     mrnumber = {145197},
     zbl = {0107.30702},
     language = {fr},
     url = {http://archive.numdam.org/item/RSMUP_1962__32__3_0/}
}