@article{SEDP_1975-1976____A3_0,
     author = {Alinhac, S.},
     title = {In\'egalit\'es $L^2$ pour un probl\`eme de {Goursat}},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:2},
     pages = {1--9},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1975-1976},
     zbl = {0342.35034},
     language = {fr},
     url = {http://archive.numdam.org/item/SEDP_1975-1976____A3_0/}
}