@article{ASENS_1969_4_2_3_311_0,
     author = {Grisvard, Pierre},
     title = {\'Equations diff\'erentielles abstraites},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {311--395},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 2},
     number = {3},
     year = {1969},
     doi = {10.24033/asens.1178},
     mrnumber = {42 #5101},
     zbl = {0193.43502},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/asens.1178/}
}