%0 Journal Article %A V. V. Rimatskii %T On construction of an explicit basis for admissible inference rules of modal logics extending~$S4.1$ %J Diskretnaya Matematika %D 2011 %P 48-65 %V 23 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2011_23_4_a3/ %G ru %F DM_2011_23_4_a3