TY - JOUR AU - S. G. Tankeev TI - On the standard conjecture of Lefschetz type for complex projective threefolds.~II JO - Izvestiya. Mathematics PY - 2011 SP - 1047 EP - 1062 VL - 75 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2011_75_5_a7/ LA - en ID - IM2_2011_75_5_a7 ER -