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

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. The word problem for nilpotent inverse monoids. Semigroup Forum. 1995;51:285-293.

Silva PV. Fixed points of endomorphisms of certain free products. RAIRO Theor. Inform. Appl.. 2012;46:165-179.

Silva PV. Fixed points of endomorphisms of virtually free groups. Pacific J. Math.. 2013;263:207-240.

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

[2016-13] Silva PV, Soares F. Local finiteness for Green relations in (I-)semigroup varieties .Edit

Silva P., Aguiar P, Duarte R, Davids K, Araújo D, Garganta J. Effects of pitch size and skill level on tactical behaviours of Association Football players during small-sided and conditioned games. International Journal of Sports Science & Coaching. 2014;9:993-1006.Edit

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

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

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

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

Silva MC, Malet A. A note on Pérez de Moya's Principios de Geometria (1584). Revue d'histoire des mathématiques . 2008;14 ( fascicule 1 ):113-133.Edit

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

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

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

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

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

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

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

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

Severo M., Gaio A., Lourenço P., Alvelos M., Bettencourt P., Azevedo A. Indirect calibration between clinical observers - Application to the New York Heart Association functional classification system. BMC Research Notes. 2011;4.Edit