@article{BSMF_1903__31__157_0,
     author = {Borel, \'Emile},
     title = {Sur l'approximation des nombres r\'eels par les nombres quadratiques},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {157--184},
     year = {1903},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {31},
     doi = {10.24033/bsmf.691},
     language = {fr},
     url = {https://www.numdam.org/articles/10.24033/bsmf.691/}
}