TY - JOUR AU - V. V. Rybakov TI - Barwise's Information Frames and Modal Logics JO - Algebra i logika PY - 2002 SP - 585 EP - 609 VL - 41 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2002_41_5_a4/ LA - ru ID - AL_2002_41_5_a4 ER -