@article{ASENS_1952_3_69__83_0,
     author = {Lagrange, Ren\'e},
     title = {Quelques probl\`emes sur les produits d'inversions},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {83--108},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 69},
     year = {1952},
     doi = {10.24033/asens.997},
     mrnumber = {14,896a},
     zbl = {0046.14304},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.997/}
}