@article{JMPA_1952_9_31__305_0, author = {Biernacki, M.}, title = {Sur quelques propri\'et\'es des fonctions de distances}, journal = {Journal de Math\'ematiques Pures et Appliqu\'ees}, pages = {305--318}, volume = {9e s{\'e}rie, 31}, year = {1952}, mrnumber = {52812}, zbl = {0047.29702}, language = {fr}, url = {http://archive.numdam.org/item/JMPA_1952_9_31__305_0/} }