Silva PV. A note on primeness of semigroup rings. Proc. Roy. Soc. Edinburgh Sect. A. 1992;120:191-197.

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

[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 P., Travassos B, Vilar L, Aguiar P, Davids K, _. Numerical Relations and Skill Level Constrain Co-Adaptive Behaviors of Agents in Sports.. 2014.Edit

[2013-25] Silva PV. Teoria Geométrica de Grupos (notas de curso, Universidade Federal da Bahia) .

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

Silva MC, Ribeiro RM. Reflexão sobre um teorema de Jacques Bernoulli relativo a secções cónicas. Vol 139 SPM 2000.Edit

Silva M, Magalhães ML. Luis Inacio Woodhouse (1857-1927). Vol 1. U. Porto Edições ed. 2018.Edit

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

Silva P., Duarte R, Sampaio J, Aguiar P, Davids K, Araújo D, et al. Field dimension and skill level constrain team tactical behaviours in small-sided and conditioned games in football. Journal of sports sciences. 2014;32:1888-1896.Edit

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

Silva MC. Renaissance sources of Juan Pérez de Moya’s geometries. Asclepio. Revista de Historia de la Medicina y de la Ciencia. 2013;65 (2)(julio-diciembre ):1-18.Edit

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

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

Silva MC. Contribuição para o estudo do manuscrito Arte de Marear de Juan Pérez de Moya. LLULL. 2012;35(76):351-379.Edit

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

Silva MC. On the circulation of algebraic knowledge in the Iberian península: the sources of Pérez de Moya's Tratado de Arithmetica (1573). Revue d'histoire des mathématiques . 2016;2:145-184.Edit

[2008-29] Silva PV, Weil P. Automorphic orbits in free groups: words versus subgroups .Edit

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

[2010-14] Silva PV. Finite idempotent inverse monoid presentations .

[2015-25] Silva MC. On the circulation of algebraic knowledge in the Iberian península: the sources of Pérez de Moya's Tratado de Arithmetica (1573) .Edit

Silva PV. Groups and automata: a perfect match. J. Automata Lang. Combin.. 2012;17(2-4):277-292.

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

[2012-10] Silva PV. Fixed points of endomorphisms of virtually free groups .

[2006-7] Silva PV, Weil P. On an algorithm to decide whether a free group is a free factor of another .Edit