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Free polynomial generators for the Hopf algebra QSym of quasisymmetric functions
Ditters, E.J.; Scholtens, A.C.J.
Isoperimetric functions of finitely generated nilpotent groups
Orderings of 2-power exponent on noncommutative rings
Variations of purity in abelian group theory
Stratifying families of torsion-free sheaves on a smooth surface by their singularities
Maria, V.V.; Pitteloud, Y.Y.
The Deskins index complex and the supersolvability of finite groups
On n-root closedness of generalized power series rings over pairs of rings