@article{700968,
     title = {L'espace des courbes n'est qu'un semi-espace de Banach},
     booktitle = {General Topology and its Relations to Modern Analysis and Algebra},
     series = {GDML\_Books},
     publisher = {Academia Publishing House of the Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1962},
     pages = {[155]-156},
     mrnumber = {MR0150568},
     zbl = {0111.30403},
     url = {http://dml.mathdoc.fr/item/700968}
}

Fréchet, M. L'espace des courbes n'est qu'un semi-espace de Banach, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books,  (1962), pp. [155]-156. http://gdmltest.u-ga.fr/item/700968/