TY - JOUR AU - L. L. Maksimova TI - Decidability of the Projective Beth Property in Varieties of Heyting Algebras JO - Algebra i logika PY - 2001 SP - 290 EP - 301 VL - 40 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2001_40_3_a2/ LA - ru ID - AL_2001_40_3_a2 ER -