TY  - JOUR
AU  - I. Kh. Bekker
TI  - Groups of crossed homomorphisms of the automorphism groups of torsion-free abelian groups
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1973
SP  - 3
EP  - 11
IS  - 7
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1973_7_a0/
LA  - ru
ID  - IVM_1973_7_a0
ER  -