@incollection{SB_1964-1966__9__367_0,
     author = {Courrege, Philippe},
     title = {Probl\`emes aux limites elliptiques et principe du maximum},
     booktitle = {S\'eminaire Bourbaki : ann\'ees 1964/65 1965/66, expos\'es 277-312},
     series = {S\'eminaire Bourbaki},
     note = {talk:302},
     pages = {367--384},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {9},
     year = {1966},
     mrnumber = {1610973},
     zbl = {0193.07004},
     language = {fr},
     url = {http://archive.numdam.org/item/SB_1964-1966__9__367_0/}
}