Publications
Profinite semigroups and applications. In: Structural theory of automata, semigroups, and universal algebra. Vol 207. Springer, Dordrecht; 2005. 1. p. 1-45p. (NATO Sci. Ser. II Math. Phys. Chem.; vol 207).Edit
On fixed points of the lower set operator. Int. J. Algebra Comput.. 2015;25(1-2):259-292.Edit
Finite semigroups and universal algebra. Vol 3 World Scientific Publishing Co., Inc., River Edge, NJ 1994.Edit
Semigrupos finitos e álgebra universal Universidade de São Paulo, Instituto de Matemática e Estatí stica, São Paulo 1991.Edit
Profinite identities for finite semigroups whose subgroups belong to a given pseudovariety. J. Algebra Appl.. 2003;2:137-163.Edit
Minimal nonpermutative pseudovarieties of semigroups. III. Algebra Universalis. 1985;21:256-279.Edit
Estimation of hedonic responses from descriptive skin sensory data by chi-square minimization. Journal of Sensory Studies. 2006;21:2-19.Edit
Exploring QT variability dependence from heart rate in coma and brain death on pediatric patients. In: Computing in Cardiology Conference (CinC), 2013.; 2013. 6. p. 61-64p. Edit
Semigroups whose idempotents form a subsemigroup. Math. Proc. Cambridge Philos. Soc.. 1992;111:241-253.Edit
Matrix mortality and the Černý-Pin conjecture. In: Developments in language theory. Vol 5583. Springer, Berlin; 2009. 6. p. 67-80p. (Lecture Notes in Comput. Sci.; vol 5583).Edit
Idempotent-generated semigroups and pseudovarieties. Proceedings of the Edinburgh Mathematical Society. 2011;54:545-568.Edit
The pseudoidentity problem and reducibility for completely regular semigroups. Bull. Austral. Math. Soc.. 2001;63:407-433.Edit
Reducibility of pointlike problems. Semigroup Forum. 2017;94(2):325-335.Edit
Sur certains systèmes d'équations avec contraintes dans un groupe libre. Portugal. Math.. 1999;56:409-417.Edit
On pseudovarieties, varieties of languages, filters of congruences, pseudoidentities and related topics. Algebra Universalis. 1990;27:333-350.Edit
Pointlike sets with respect to $\bf R$ and $\bf J$. J. Pure Appl. Algebra. 2008;212:486-499.Edit
Commutative positive varieties of languages. Acta Cybernetica. 2017;23(1):91-111.Edit
Monoids respecting $n$-chains of intervals. J. Algebra. 1997;187:183-202.Edit
[2004-18] The globals of pseudovarieties of ordered semigroups containing $B_2$ and an application to a proble .Edit
Improved QT variability quantification by multilead automatic delineation. In: {32nd Annual Conference on Computers in Cardiology}. Vol {32}. {IEEE}; 2005. {. {p. 503-506p. }.Edit
A notion of branching rank for semilattices with descending chain condition. Order. 1988;4:397-409.Edit
The globals of pseudovarieties of ordered semigroups containing $B_2$ and an application to a problem proposed by Pin. Theor. Inform. Appl.. 2005;39:1-29.Edit
The pro-nilpotent group topology on a free group. Journal of Algebra. 2017;480:332-345.Edit