TY - JOUR AU - Kubarski, Jan TI - About Stefan's definition of a foliation with singularities : a reduction of the axioms JO - Bulletin de la Société Mathématique de France PY - 1990 SP - 391 EP - 394 VL - 118 IS - 4 PB - Société mathématique de France UR - http://archive.numdam.org/articles/10.24033/bsmf.2152/ DO - 10.24033/bsmf.2152 LA - en ID - BSMF_1990__118_4_391_0 ER -