%0 Journal Article
%A A. V. Karpenko
%T Weak interpolation in extensions of the logics $S4$ and~$K4$
%J Algebra i logika
%D 2008
%P 705-722
%V 47
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_2008_47_6_a2/
%G ru
%F AL_2008_47_6_a2