1. The Burnside Problem and Identities in Groups;Adjan,1978
2. A classification of n-abelian groups;Alperin;Canad. J. Math.,1969
3. Factorization of n-soluble and n-nilpotent groups;Baer;Proc. Amer. Math. Soc.,1953
4. Computation in nilpotent groups (application);Bayes,1973
5. Abelian groups with a vanishing homology group;Beyl;J. Pure Appl. Algebra,1976