Almeida J. The algebra of implicit operations. Algebra Universalis. 1989;26:16-32.Edit

Almeida J. Profinite groups associated with weakly primitive substitutions. Fundam. Prikl. Mat.. 2005;11:13-48.Edit

Almeida J. Some order properties of the lattice of varieties of commutative semigroups. Canad. J. Math.. 1986;38:19-47.Edit

Almeida J. A classification of aperiodic power monoids. J. Algebra. 1994;170:355-387.Edit

[2017-25] Almeida J, Klíma O. On the insertion of n-powers .Edit

Almeida J, Ésik Z, Pin J-. Commutative positive varieties of languages. Acta Cybernetica. 2017;23(1):91-111.Edit

Almeida J, Zeitoun M. Tameness of some locally trivial pseudovarieties. Comm. Algebra. 2003;31:61-77.Edit

[2009-29] Almeida J, Margolis SW, Steinberg B, Volkov M. Characterization of group radicals with an application to Mal'cev products .Edit

Almeida J, Trotter PG. Hyperdecidability of pseudovarieties of orthogroups. Glasg. Math. J.. 2001;43:67-83.Edit

Almeida R, Martínez JP, Rocha AP, Olmos S., Laguna P. Automatic multilead VCG based approach for QT interval measurement. In: {Computers in Cardiology}. Vol {33}.; 2006. {. {p. 369-372p. }.Edit

[2009-39] Almeida J, Klíma O. New decidable upper bound of the second level in the Straubing-Thérien concatenation hierarchy .Edit

Almeida R, Gonçalves H, Rocha AP, Bernardes J. A wavelet-based method for assessing fetal cardiac rhythms from abdominal ECGs. In: Computing in Cardiology Conference (CinC), 2013. Spain, Zaragoza: IEEE; 2013. 2. p. 289-292p. Edit

[2011-19] Almeida J, Costa A. On the transition semigroups of centrally labeled Rauzy graphs .Edit

Almeida J. On direct product decompositions of finite $\scr J$-trivial semigroups. Internat. J. Algebra Comput.. 1991;1:329-337.Edit

Almeida J, Klíma O. A counterexample to a conjecture concerning concatenation hierarchies. Inform. Process. Lett.. 2009;110:4-7.Edit

[2009-3] Almeida J, Costa JC, Zeitoun M. Iterated periodicity over finite aperiodic semigroups .Edit

[2007-18] Almeida J, Volkov M, Goldberg S.. Complexity of the identity checking problem for finite semigroups .Edit

[2006-31] Almeida J, Costa JC, Zeitoun M. Complete reducibility of systems of equations with respect to R .Edit

Almeida J. Hyperdecidable pseudovarieties and the calculation of semidirect products. Internat. J. Algebra Comput.. 1999;9:241-261.Edit

[2010-1] Almeida J. Presentations of Schutzenberger groups of minimal subshifts .Edit

Almeida J. Semidirectly closed pseudovarieties of locally trivial semigroups. Semigroup Forum. 1990;40:315-323.Edit

Almeida J, Costa JC, Zeitoun M. Complete reducibility of systems of equations with respect to $\ssf R$. Port. Math. (N.S.). 2007;64:445-508.Edit

[2009-13] Almeida J, Steinberg B. Matrix Mortality and the Cerny-Pin Conjecture .Edit

Almeida J, Rodaro E. Semisimple Synchronizing Automata and the Wedderburn-Artin Theory. In: Development in Language Theory, DLT 2014. Vol LNCS, 8633.; 2014. 4. p. 49-60p. Edit

[2015-34] Almeida J, Klíma O. Representations of relatively free profinite semigroups, irreducibility, and order primitivity .Edit