Varietal Homology and Parafree Groups.
Another Homological Characterisation of Finite p-Nilpotent Groups.
Homological Methods in Group Varieties.
A Non-free Parafree Group All of Whose Countable Subgroups are Free.
A Filtration of Schur Multiplicator.
On the Homology Theory of Central Group Extensions II. The Exact Sequence in the General Case
On the Homology Theory of Central Group Extensions: I - The Commutator Map and Stem Extensions
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