TY - JOUR AU - A. V. Kosheleva TI - Decidability of the Admissibility Problem for Inference Rules in Some $S5_t$-Logics JO - Algebra i logika PY - 2005 SP - 438 EP - 458 VL - 44 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2005_44_4_a2/ LA - ru ID - AL_2005_44_4_a2 ER -