TY - JOUR AU - S. G. Tankeev TI - On the standard conjecture for a $3$-dimensional variety fibred by curves with a non-injective Kodaira–Spencer map JO - Izvestiya. Mathematics PY - 2020 SP - 1016 EP - 1035 VL - 84 IS - 5 UR - http://geodesic.mathdoc.fr/item/IM2_2020_84_5_a8/ LA - en ID - IM2_2020_84_5_a8 ER -