%0 Journal Article %A N. A. Bazhenov %T Degrees of categoricity for superatomic Boolean algebras %J Algebra i logika %D 2013 %P 271-283 %V 52 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_2013_52_3_a0/ %G ru %F AL_2013_52_3_a0