TY - JOUR AU - M. M. Erimbetov TI - The relation of powers of formular subsets to the stability of JO - Algebra i logika PY - 1985 SP - 627 EP - 630 VL - 24 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1985_24_6_a0/ LA - ru ID - AL_1985_24_6_a0 ER -