@article{BSMF_1990__118_4_391_0,
     author = {Kubarski, Jan},
     title = {About {Stefan's} definition of a foliation with singularities : a reduction of the axioms},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {391--394},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {118},
     number = {4},
     year = {1990},
     doi = {10.24033/bsmf.2152},
     mrnumber = {92j:58080},
     zbl = {0724.57021},
     language = {en},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.2152/}
}