TY - JOUR AU - I. A. Taimanov TI - Generalised Kummer construction and the cohomology rings of $G_2$-manifolds JO - Sbornik. Mathematics PY - 2018 SP - 1803 EP - 1811 VL - 209 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2018_209_12_a6/ LA - en ID - SM_2018_209_12_a6 ER -