@article{BSMF_1963__91__435_0,
     author = {Lazard, Michel},
     title = {Quelques calculs concernant la formule de {Hausdorff}},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {435--451},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {91},
     year = {1963},
     doi = {10.24033/bsmf.1600},
     mrnumber = {28 #2173},
     zbl = {0117.02003},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1600/}
}