BORGES, A. R.; http://lattes.cnpq.br/2135219782789556; BORGES, Alex Ramos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2019-02)
In this work we seek to solve two central problems. The first is the description of
the isomorphism classes of upper block triangular matrix algebras graded by a finite
abelian group over an algebraically closed field ...