The issue dedicated to the 70th birthday of Miguel Ferrero

ЗМІСТ

Alves M.M.S., Batista E.
Partial Hopf actions, partial invariants and a Morita context

Bagio D., Paques A.
A variant of the primitive element theorem for separable extensions of a commutative ring

Dutra F.S., Ferraz R.A., Polcino Milies C.
Semisimple group codes and dihedral codes

Guzman J.A., Lazzarin J.
A Morita context related to finite groups acting partially on a ring

Juriaans O.S., Raphael D.M.
A new characterization of groups with central chief factors

Koshlukov P., Krasilnikov A., da Silva E.A.
The central polynomials for the finite dimensional Grassmann algebras

Nakaoka I.N., Rocco N.R.
A note on semidirect products and nonabelian tensor products of groups

Rodrigues V.S., Sant’Ana A.A.
A note on a problem due to Zelmanowitz

Shestakov I.
On speciality of Jordan brackets