@article{SEDP_1978-1979____A15_0,
     author = {Lichnewsky, A.},
     title = {Un probl\`eme mod\`ele en th\'eorie de la plasticit\'e ; analogie avec le probl\`eme des surfaces minimales},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:15},
     pages = {1--11},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1978-1979},
     mrnumber = {557526},
     zbl = {0409.73023},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1978-1979____A15_0/}
}