TY - JOUR AU - Čerych, Jan TI - A characterization of essential sets of function algebras JO - Archivum mathematicum PY - 2004 SP - 229 EP - 232 VL - 40 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2004__40_3_a1/ LA - en ID - ARM_2004__40_3_a1 ER -