Publications
Rational codes and free profinite monoids. J. Lond. Math. Soc. (2). 2009;79:465-477.Edit
[2004-18] The globals of pseudovarieties of ordered semigroups containing $B_2$ and an application to a proble .Edit
A note on the finite basis and finite rank properties for pseudovarieties of semigroups. Semigroup Forum. 2018;97:177-180.Edit
Pseudovariety joins involving $\scr J$-trivial semigroups. Internat. J. Algebra Comput.. 1999;9:99-112.Edit
Complete κ-reducibility of pseudovarieties of the form DRH. International Journal of Algebra and Computation. 2017;27(2):189-235.Edit
Equations for pseudovarieties. In: Formal properties of finite automata and applications (Ramatuelle, 1988). Vol 386. Springer, Berlin; 1989. 1. p. 148-164p. (Lecture Notes in Comput. Sci.; vol 386).Edit
An automata-theoretic approach to the word problem for ω-terms over $\ssfR$. Theoret. Comput. Sci.. 2007;370:131-169.Edit
Residually finite congruences and quasiregular subsets in uniform algebras. In: Proceedings of the Second Meeting of Portuguese Algebraists (Portuguese) (Porto, 1987). Univ. Porto, Porto; 1987. 1. p. 11-31p. Edit
José Morgado: in memoriam. Bol. Soc. Port. Mat.. 2004:1-18.Edit
Multilead ECG Delineation Using Spatially Projected Leads From Wavelet Transform Loops. {IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING}. 2009;{56}:{1996-2005}.Edit
Free profinite semigroups over semidirect products. Izv. Vyssh. Uchebn. Zaved. Mat.. 1995:3-31.Edit
[2017-9] Towards a pseudoequational proof theory .Edit
Overlapping of words in rational languages. In: Combinatorics on words (Waterloo, Ont., 1982). Academic Press, Toronto, ON; 1983. 1. p. 119-131p. Edit
Sur certains systèmes d'équations avec contraintes dans un groupe libre–-addenda. Port. Math. (N.S.). 2001;58:379-387.Edit
Presentations of Schützenberger groups of minimal subshifts. Israel J. Math.. 2013;196:1-31.Edit
On the power semigroup of a finite semigroup. Portugal. Math.. 1992;49:295-331.Edit
New decidable upper bound of the second level in the Straubing-Thérien concatenation hierarchy of star-free languages. Discrete Math. Theor. Comput. Sci.. 2010;12:41-58.Edit
On the topological semigroup of equational classes of finite functions under composition. J. of Mult.-Valued Logic & Soft Computing. 2017;28(1):5-28.Edit
Incremental DFA Minimisation. In: Domaratzki M, Salomaa K, editors. Proceedings of the 15th International Conference on Implementation and Application of Automata (CIAA 2010). Winnipeg, MA, Canada; 2011. 3. p. 39-48p. Edit
On the decidability of iterated semidirect products with applications to complexity. Proc. London Math. Soc. (3). 2000;80:50-74.Edit
A note on pseudovarieties of completely regular semigroups. Bulletin of the Australian Mathematical Society. 2015;92(2):233-237.Edit
[2006-19] Complete reducibility of pseudovarieties .Edit