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

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

[2017-28] Silva PV, Zakharov A. On finitely generated submonoids of free groups .

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

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

Silva P., Travassos B, Vilar L, Aguiar P, Davids K, Araújo D, et al. Numerical relations and skill level constrain co-adaptive behaviors of agents in sports teams. PloS one. 2014;9:e107112.Edit

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

[2010-15] Silva PV. Fixed points of endomorphisms of certain free products .

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

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

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

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

Simões L, de Oliveira PM, Costa AP. Simulation and modelling of vehicule’s delay at semi-actuated signalized intersections. In: Compstat’2004 symposium.; 2004. 1. p. 1823-1830p. Edit

Simões L., Oliveira PM. Modeling and Simulation of Traffic Movements at Semi-Actuated Signalized Intersections. Journal of Transportation Engineering. 2010;136:554-564.Edit

Simões Md, Oliveira PM, Costa AP. Análise do desempenho de um cruzamento regulado por controlo semi-actuado 2006.Edit

Simões M., Costa A., Oliveira PM. Simulation Based Design of Optimal Phasing Plans for an Intersection with Semi-Actuated Signals. In: Proceedings of the Twelfth International Conference on Civil, Structural and Environmental Engineering Computing.; 2009. 2. 246.Edit

Simões ML, Milheiro-Oliveira P. Modelação do atraso dos veículos em cruzamentos semaforizados .Edit

Simões Md, de Oliveira PM, Costa AP. Análise de filas de espera com pausas do servidor para controle de tráfego 2005.Edit

Simões Md, de Oliveira PM, Costa AP. Modelação do atraso dos veículos em tráfego urbano usando modelos de efeitos mistos 2003.Edit

Simões Md, Oliveira PM, Costa AP. Queues with server vacations in urban traffic control. In: International Symposium on Applied Stochastic Models and Data Analysis (ASMDA 2005).; 2005. 1. p. 1181-1188p. Edit

Simões L, Costa AP, de Oliveira PM. Simulation and Modelling of Traffic Movements at Semi-Actuated Signalised Intersections. In: 10th International Conference on Computers in Urban Planning and Urban Management.; 2007. 1. 10.Edit

Simões Md, de Oliveira PM, Costa AP. Análise Probabilística do fluxo de tráfego num cruzamento semi-actuado 2002.Edit