On a hierarchy of groups of computable automorphisms.
On Cartesian Powers of a Rational Group.
On constructive nilpotent groups.
On divisibility in definable groups
Let ℳ be an o-minimal expansion of a real closed field. It is known that a definably connected abelian group is divisible. We show that a definably compact definably connected group is divisible.
On some elementary properties of soluble groups of derived length 2.
On some model theoretic problems concerning certain extensions of abelian groups by groups of finite exponent
On the Rank of Ext.
On universal theories of metabelian groups and the Shmel'kin embedding.