TY - JOUR AU - A. R. Chekhlov TI - On weakly transitive torsion-free Abelian groups JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2019 SP - 191 EP - 194 VL - 22 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2019_22_5_a18/ LA - ru ID - FPM_2019_22_5_a18 ER -