@article{BSMF_1932__60__228_0,
     author = {Bouligand, Georges},
     title = {Sur la topologie restreinte du second ordre},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {228--241},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {60},
     year = {1932},
     doi = {10.24033/bsmf.1192},
     zbl = {0006.18103},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.1192/}
}