Publications
Minimal nonpermutative pseudovarieties of semigroups. I, II. Pacific J. Math.. 1986;121:257-270, 271-279.Edit
On the membership problem for pseudovarieties of commutative semigroups. Semigroup Forum. 1991;42:47-51.Edit
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
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
Estimation of hedonic responses from descriptive skin sensory data by chi-square minimization. Journal of Sensory Studies. 2006;21:2-19.Edit
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
On the hyperdecidability of semidirect products of pseudovarieties. Comm. Algebra. 1998;26:4065-4077.Edit
Tameness of the pseudovariety of abelian groups. Internat. J. Algebra Comput.. 2005;15:327-338.Edit
The algebra of implicit operations. Algebra Universalis. 1989;26:16-32.Edit
Profinite groups associated with weakly primitive substitutions. Fundam. Prikl. Mat.. 2005;11:13-48.Edit
Profinite categories and semidirect products. J. Pure Appl. Algebra. 1998;123:1-50.Edit
Idempotent-generated semigroups and pseudovarieties. Proceedings of the Edinburgh Mathematical Society. 2011;54:545-568.Edit
A classification of aperiodic power monoids. J. Algebra. 1994;170:355-387.Edit
[2016-26] Equidivisible pseudovarieties of semigroups .Edit
Tameness of some locally trivial pseudovarieties. Comm. Algebra. 2003;31:61-77.Edit
On direct product decompositions of finite $\scr J$-trivial semigroups. Internat. J. Algebra Comput.. 1991;1:329-337.Edit
A counterexample to a conjecture concerning concatenation hierarchies. Inform. Process. Lett.. 2009;110:4-7.Edit
Hyperdecidability of pseudovarieties of orthogroups. Glasg. Math. J.. 2001;43:67-83.Edit
Incremental DFA Minimisation. RAIRO - Theoretical Informatics and Applications. 2014;48:173-186.Edit
Exploring QT variability dependence from heart rate in coma and brain death on pediatric patients. In: Computing in Cardiology. Vol 40.; 2013. 6. p. 61-64p. Edit
Some algorithms on the star operation applied to finite languages. Semigroup Forum. 1984;28:187-197.Edit
Semidirectly closed pseudovarieties of locally trivial semigroups. Semigroup Forum. 1990;40:315-323.Edit
Complete reducibility of systems of equations with respect to $\ssf R$. Port. Math. (N.S.). 2007;64:445-508.Edit