Silva PV. An application of first-order logic to the study of recognizable languages. Internat. J. Algebra Comput.. 2004;14:785-799.

Silva PV. On unique factorization semilattices. Discuss. Math. Gen. Algebra Appl.. 2000;20:97-120.

Silva MC, Duarte AL, de Sá CC. Francisco Gomes Teixeira. CIM Bulletin. 2004;16:21-23.Edit

[2015-41] M. Silva C. On the circulation of algebraic knowledge in the Iberian península:the sources of Pérez de Moya's Tratado de Arithmetica (1573) .Edit

[2012-16] Silva PV. Groups and automata: a perfect match .

[2014-19] Silva PV. An automata-theoretic approach to the study of fixed points of endomorphisms (to appear in a volume of the series Advanced Courses in Mathematics CRM Barcelona, Birkhäuser) .

Silva PV. Conjugacy and transposition for inverse monoid presentations. Internat. J. Algebra Comput.. 1996;6:607-622.

[2014-29] Silva PV, Soares F. Howson’s property for semidirect products of semilattices by groups .Edit

Silva H, Brito P., Da Costa J. a partitional clustering algorithm validated by a clustering tendency index based on graph theory. pattern recognition. 2006;39:776-788.Edit

Silva PV. A note on pure and $p$-pure languages. Acta Inform.. 2003;39:579-595.

Silva PV. Trees associated to inverse monoid presentations. J. Pure Appl. Algebra. 2001;165:307-335.

Silva P., Weil P. On finite-index extensions of subgroups of free groups. J. Group Theory. 2010;13:365-381.Edit

Silva P., Garganta J, Araújo D, Davids K., Aguiar P. Shared knowledge or shared affordances? insights from an ecological dynamics approach to team coordination in sports. Sports Medicine. 2013;43:765-772.Edit

Silva PV. Rational languages and inverse monoid presentations. Internat. J. Algebra Comput.. 1992;2:187-207.

Silva PV. The homomorphism problem for the free monoid. Discrete Math.. 2002;259:189-200.

[2009-10] Silva PV. Fixed points of endomorphisms over special confluent rewriting systems .

Silva MC, Estrada MF. José Anastácio da Cunha e a Álgebra do seu tempo. CMUM ed. Portugal, Braga: Universidade do Minho. Centro de Matemática (CMAT) 2005.Edit

Silva MC, Mirra ME, Ribeiro MF. Dicionário de Matemática Elementar, de Stella Baruk. Vol 2 Edições Afrontamento 2005.Edit

Silva PV, Soler-Escrivà X, Ventura E. Finite automata for Schreier graphs of virtually free groups. J. Group Theory. 2016;19:25-54.Edit

[2006-1] Sharkasi A, Crane M, Ruskin HJ, Matos J.. The Reaction of Stock Markets to Crashes and Events: A Comparison Study between Emerging and Mature .Edit

Sharkasi A., Ruskin H., Crane M, Matos J., Gama SM. A wavelet-based method to measure stock market development. Open Journal of Statistics. 2014;4:86-96.Edit

Shamarova E, Chertovskih R, Ramos AF, Aguiar P. Backward-stochastic-differential-equation approach to modeling of gene expression. Physical Review E. 2017;95:032418.Edit

Shahzamanian M., Shirmohammadi M., Davvaz B.. Roughness in Cayley graphs. Inform. Sci.. 2010;180:3362-3372.Edit

Shahzamanian M.. The congruence $\eta^*$ on semigroups. Q. J. Math.. 2016;67:405-424.

Severo M., Gaio A., Povo A., Silva-Pereira F., Ferreira M.. Evidence-based decision about test scoring rules in clinical anatomy multiple-choice examinations. Anatomical Sciences Education. 2014.Edit