TY - JOUR AU - P. E. Alaev TI - Complexity of Boolean algebras and their Scott rank JO - Algebra i logika PY - 1999 SP - 643 EP - 666 VL - 38 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1999_38_6_a0/ LA - ru ID - AL_1999_38_6_a0 ER -