TY - JOUR AU - C. G. Slobodnik TI - An expanding system of linearly closed sets JO - Matematičeskie zametki PY - 1976 SP - 67 EP - 84 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1976_19_1_a7/ LA - ru ID - MZM_1976_19_1_a7 ER -