Publications
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
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
Some order properties of the lattice of varieties of commutative semigroups. Canad. J. Math.. 1986;38:19-47.Edit
Some key problems on finite semigroups. Semigroup Forum. 2002;64:159-179.Edit
Automatic multilead VCG based approach for QT interval measurement. In: {Computers in Cardiology}. Vol {33}.; 2006. {. {p. 369-372p. }.Edit
On regular implicit operations. Portugal. Math.. 1993;50:35-61.Edit
Iterated periodicity over finite aperiodic semigroups. European J. Combin.. 2014;37:115-149.Edit
On hyperdecidable pseudovarieties of simple semigroups. Internat. J. Algebra Comput.. 2000;10:261-284.Edit
Hedonic and descriptive skinfeel analysis of two oleogels: Comparison with other topical formulations. Journal of Sensory Studies. 2008;23:92-113.Edit
On finite simple semigroups. Proc. Edinburgh Math. Soc. (2). 1991;34:205-215.Edit
Infinite-vertex free profinite semigroupoids and symbolic dynamics. J. Pure Appl. Algebra. 2009;213:605-631.Edit
Semisimple Synchronizing Automata and the Wedderburn-Artin Theory. In: Development in Language Theory, DLT 2014. Vol LNCS, 8633.; 2014. 4. p. 49-60p. Edit
A note on pseudovarieties of completely regular semigroups. Bulletin of the Australian Mathematical Society. 2015;92(2):233-237.Edit
On a problem of Brzozowski and Fich. In: Semigroups and applications (St. Andrews, 1997). World Sci. Publ., River Edge, NJ; 1998. 1. p. 1-17p. Edit
On the hyperdecidability of semidirect products of pseudovarieties. Comm. Algebra. 1998;26:4065-4077.Edit
On the irreducibility of pseudovarieties of semigroups. Journal of Pure and Applied Algebra. 2016;220(4):1517-1524.Edit
The join of the pseudovarieties of $\scr R$-trivial and $\scr L$-trivial monoids. J. Pure Appl. Algebra. 1989;60:129-137.Edit
Subword complexity of profinite words and subgroups of free profinite semigroups. Internat. J. Algebra Comput.. 2006;16:221-258.Edit
Semidirect products with the pseudovariety of all finite groups. In: Words, languages & combinatorics, III (Kyoto, 2000). World Sci. Publ., River Edge, NJ; 2003. 1. p. 1-21p. Edit
Reducibility vs. definability for pseudovarieties of semigroups. International Journal of Algebra and Computation. 2016;26(7):1483-1495.Edit
Incremental DFA Minimisation. RAIRO - Theoretical Informatics and Applications. 2014;48:173-186.Edit