TY - JOUR AU - S. Ya. Grinshpon TI - Fully invariant subgroups of torsion free Abelian groups and their lattices JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2000 SP - 739 EP - 751 VL - 6 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2000_6_3_a6/ LA - ru ID - FPM_2000_6_3_a6 ER -