Almeida J. On the membership problem for pseudovarieties of commutative semigroups. Semigroup Forum. 1991;42:47-51.Edit

Almeida J, Volkov M, Goldberg S.. Complexity of the identity checking problem for finite semigroups. Zap. Nauchn. Sem. S.-Peterburg. Otdel. Mat. Inst. Steklov. (POMI). 2008;358:5-22, 301.Edit

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

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

Almeida J, Azevedo A, Teixeira L. On finitely based pseudovarieties of the form $\bf V\ast\bf D$ and $\bf V\ast\bf D_n$. J. Pure Appl. Algebra. 2000;146:1-15.Edit

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

Almeida J, Weil P. Profinite categories and semidirect products. J. Pure Appl. Algebra. 1998;123:1-50.Edit

Almeida J. Semidirect products of pseudovarieties from the universal algebraist's point of view. J. Pure Appl. Algebra. 1989;60:113-128.Edit

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

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

Almeida J, Costa A. A geometric interpretation of the Schützenberger group of a minimal subshift. Arkiv för Matematik. 2016;54(2):243-275.Edit

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

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

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

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

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

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

Almeida J. On pseudovarieties, varieties of languages, filters of congruences, pseudoidentities and related topics. Algebra Universalis. 1990;27:333-350.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

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

[2009-17] Almeida J, Klíma O. A counterexample to some conjectures concerning concatenation hierarchies .Edit

[2007-34] Almeida J. Decidability and tameness in the theory of finite semigroups .Edit