Publications
On full affine semigroups. J. Pure Appl. Algebra. 2000;149:295-303.Edit
[2012-32] Fixed points of endomorphisms of trace monoids .
Fixed points of endomorphisms of graph groups. J. Group Theory. 2013;16:573-583.Edit
Fixed points of Endomorphisms of Graph Groups. Journal of Group Theory. 2013;16(4):573-583.
Fixed points of endomorphisms of trace monoids. Semigroup Forum. 2014;89:266-279.
Further results on monoids acting on trees. Internat. J. Algebra Comput.. 2012;22:1250034, 69.Edit
Finitely generated synchronizing automata. In: Language and Automata Theory and Applications, LATA 2009. Vol LNCS, 5457.; 2009. 6. p. 672-683p. Edit
Fractional central pattern generators for bipedal locomotion. Nonlinear Dynam.. 2010;62:27-37.Edit
Formulation and communication of evaluative forensic science expert opinion—A GHEP-ISFG contribution to the establishment of standards. Forensic Science International: Genetics. 2016;25:210-213.Edit
Fractional Dynamics of Computer Virus Propagation. Mathematical Problems in Engineering. 2014;2014:7.Edit
Fractional complex-order model for HIV infection with drug resistance during therapy. Journal of Vibration and Control. 2016;22(9):2222-2239.Edit
Fractional model for malaria transmission under control strategies. Comput. Math. Appl.. 2013;66:908-916.Edit
A functor from semigroups to rings. J. Pure Appl. Algebra. 2000;148:285-307.Edit
A family of varieties of pseudosemilattices. Semigroup Forum. 2015;91:71-100.
The free idempotent generated locally inverse semigroup. Semigroup Forum. In Press.
On Fine and Wilf's theorem for bidimensional words. Theoret. Comput. Sci.. 2003;292:245-262.Edit
Factors influencing tuberculosis screening in healthcare workers in Portugal. European Respiratory Journal. 2015;45:834-838.Edit
Frobenius-Padé approximants for d-orthogonal series: Theory and computational aspects. Applied Numerical Mathematics. 2004;52:89-112.Edit