Publications
Slow-down of nonlinearity in 2-D Navier-Stokes flow. Physica D. 1994;76:291-296.Edit
Small-scale anisotropy and intermittency in high and low-latitude solar wind. The Astrophysical Journal . 2006;638:499-507.Edit
Social profile of the highest-tuberculosis incidence areas in Portugal. Revista Portuguesa de Pneumologia (English Edition). 2016;22(1):50-56.Edit
A solution to the word problem for free pseudosemilattices. Semigroup Forum. 2004;68:246-267.
Solvable monoids with commuting idempotents. Internat. J. Algebra Comput.. 2005;15:547-570.Edit
Solving Integro-Differential Equations with Spectral Methods. In: 3rd International Conference on Numerical and Symbolic Computation. Universidade do Minho ed. APMTAC; 2017. 2. p. 221-230p. Edit
[2005-44] Solving systems of equations modulo pseudovarieties of abelian groups and hyperdecidability .Edit
Some algorithmic problems for pseudovarieties. Publ. Math. Debrecen. 1999;54:531-552.Edit
Some algorithms on the star operation applied to finite languages. Semigroup Forum. 1984;28:187-197.Edit
Some asymptotic expansions of special functions by their indices. Fukuoka Univ. Sci. Rep.. 1995;25:23-32.Edit
Some bidouble planes with $p_g=q=0$ and $4\leq K^2\leq 7$. International Journal of Mathematics. 2015;26(5).
Some classes of discrete transforms that are generated by matrix linear operators. Vests\=ı Akad. Navuk Belarus\=ı Ser. F\=ız. Mat. Navuk. 1992:20-25, 123.
Some generalizations of the Laplace convolution. Mat. Fiz. Neline\uın. Mekh.. 1992:8-12.
[2012-41] Some history about Twin Prime Conjecture .Edit
Some key problems on finite semigroups. Semigroup Forum. 2002;64:159-179.Edit
On some new properties of the Kontorovich-Lebedev like integral transforms. Rev. Técn. Fac. Ingr. Univ. Zulia. 1995;18:291-299.
Some non-commutative neutrix convolution products of functions. Math. Balkanica (N.S.). 1995;9:287-297.Edit
Some order properties of the lattice of varieties of commutative semigroups. Canad. J. Math.. 1986;38:19-47.Edit
On some properties of the Abel-Goncharov polynomials and the Casas-Alvero problem. Integral Transforms and Special Functions. 2016;27(8):599-610.
Some pseudovariety joins involving the pseudovariety of finite groups. Semigroup Forum. 1988;37:53-57.Edit
Some quasi-ordered classes of finite commutative semigroups. Semigroup Forum. 1985;32:189-200.Edit