TY - JOUR AU - S. S. Goncharov TI - Effectively infinite classes of weak constructivizations of JO - Algebra i logika PY - 1993 SP - 631 EP - 664 VL - 32 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1993_32_6_a3/ LA - ru ID - AL_1993_32_6_a3 ER -