@article{BSMF_1917__45__53_1,
     author = {La Vall\'ee Poussin, Ch. de},
     title = {Sur les expressions qui s'\'ecartent le moins de z\'ero dans un intervalle},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {53--56},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {45},
     year = {1917},
     doi = {10.24033/bsmf.974},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.974/}
}