@article{SJL_1967-1968____1_0,
     author = {Da Prato, Giuseppe},
     title = {Probl\`emes au bord de type mixte pour des \'equations paraboliques ou hyperboliques},
     journal = {S\'eminaire Jean Leray},
     pages = {1--19},
     publisher = {Coll\`ege de France},
     year = {1967-1968},
     language = {fr},
     url = {http://www.numdam.org/item/SJL_1967-1968____1_0/}
}