@article{JMPA_1941_9_20__347_0,
     author = {Julia, Gaston},
     title = {D\'ecomposition en produit infini des op\'erateurs lin\'eaires de l'espace hilbertien},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {347--362},
     publisher = {Gauthier-Villars},
     volume = {9e s{\'e}rie, 20},
     year = {1941},
     mrnumber = {13231},
     zbl = {0026.13003},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1941_9_20__347_0/}
}