TY - JOUR AU - D. A. Shabanov TI - On the Chromatic Number of Finite Systems of Subsets JO - Matematičeskie zametki PY - 2009 SP - 951 EP - 954 VL - 85 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2009_85_6_a14/ LA - ru ID - MZM_2009_85_6_a14 ER -