The Jacobson radical of edomorphism rings of totally projective groups of finite type.
Supplemented nilpotent groups
Automorphisms of abelian -groups and hypo residual finiteness
Abelian torsion groups with artinian primary components and their automorphisms
A non-commutative minimally non-Noetherian ring.
Abelian groups with many automorphisms
On the existence of projective and quasi-projective covers
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