TY - JOUR AU - CĂșth, Marek AU - Rmoutil, Martin TI - $\sigma $-porosity is separably determined JO - Czechoslovak Mathematical Journal PY - 2013 SP - 219 EP - 234 VL - 63 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10587-013-0015-3/ DO - 10.1007/s10587-013-0015-3 LA - en ID - 10_1007_s10587_013_0015_3 ER -