TY - JOUR AU - D. E. Pal'chunov AU - A. V. Trofimov TI - Local and nonvanishing superatomic Boolean algebras with a~distinguished dense subalgebra JO - Algebra i logika PY - 2011 SP - 822 EP - 847 VL - 50 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2011_50_6_a7/ LA - ru ID - AL_2011_50_6_a7 ER -