TY - JOUR AU - V. V. Rimatskii TI - On construction of an explicit basis for admissible inference rules of modal logics extending~$S4.1$ JO - Diskretnaya Matematika PY - 2011 SP - 48 EP - 65 VL - 23 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DM_2011_23_4_a3/ LA - ru ID - DM_2011_23_4_a3 ER -