Publications
A note on pure and $p$-pure languages. Acta Inform.. 2003;39:579-595.
Francisco Gomes Teixeira. CIM Bulletin. 2004;16:21-23.Edit
Trees associated to inverse monoid presentations. J. Pure Appl. Algebra. 2001;165:307-335.
Howson’s property for semidirect products of semilattices by groups. Comm. Algebra. 2016;44(6):2482-2494.Edit
Rational languages and inverse monoid presentations. Internat. J. Algebra Comput.. 1992;2:187-207.
On finite-index extensions of subgroups of free groups. J. Group Theory. 2010;13:365-381.Edit
The homomorphism problem for the free monoid. Discrete Math.. 2002;259:189-200.
On the circulation of algebraic knowledge in the Iberian península: the sources of Pérez de Moya's Tratado de Arithmetica (1573). Revue d'histoire des mathématiques . 2016;2:145-184.Edit
[2015-25] On the circulation of algebraic knowledge in the Iberian península: the sources of Pérez de Moya's Tratado de Arithmetica (1573) .Edit
On an algorithm to decide whether a free group is a free factor of another. Theor. Inform. Appl.. 2008;42:395-414.Edit
On free inverse monoid languages. RAIRO Inform. Théor. Appl.. 1996;30:349-378.
Fixed points of endomorphisms of virtually free groups. Pacific J. Math.. 2013;263:207-240.
The homomorphism problem for trace monoids. Theoret. Comput. Sci.. 2003;307:199-215.
José Anastácio da Cunha e a Álgebra do seu tempo. CMUM ed. Portugal, Braga: Universidade do Minho. Centro de Matemática (CMAT) 2005.Edit
Recognizable subsets of a group: finite extensions and the abelian case. Bull. Eur. Assoc. Theor. Comput. Sci. EATCS. 2002:195-215.
Shared knowledge or shared affordances? insights from an ecological dynamics approach to team coordination in sports. Sports Medicine. 2013;43:765-772.Edit
Normal-convex embeddings of inverse semigroups. Glasgow Math. J.. 1993;35:115-121.
Automorphic orbits in free groups: words versus subgroups. Internat. J. Algebra Comput.. 2010;20:561-590.Edit
[2017-28] On finitely generated submonoids of free groups .