@phdthesis{THESE_1939__221__1_0,
     author = {Fortet, Robert},
     title = {Sur l'it\'eration des substitutions alg\'ebriques lin\'eaires \`a une infinit\'e de variables et ses applications \`a la th\'eorie des probabilit\'es en cha{\^\i}ne},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {221},
     year = {1939},
     language = {fr},
     url = {http://www.numdam.org/item/THESE_1939__221__1_0/}
}