TY - JOUR AU - V. V. Vershinin AU - V. G. Gorbunov TI - Multiplicative spectra that are torsion-free in their homology groups JO - Matematičeskie zametki PY - 1987 SP - 87 EP - 92 VL - 41 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1987_41_1_a9/ LA - ru ID - MZM_1987_41_1_a9 ER -