@article{SEDP_1972-1973____A12_0,
     author = {Brezis, H. and Stampacchia, G.},
     title = {Probl\`emes elliptiques avec fronti\`ere libre},
     journal = {S\'eminaire Goulaouic-Schwartz},
     note = {talk:11},
     pages = {1--9},
     year = {1972-1973},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     mrnumber = {447785},
     zbl = {0325.35033},
     language = {fr},
     url = {https://www.numdam.org/item/SEDP_1972-1973____A12_0/}
}