[1] Current Seminar on Mathematics Department [1998-1999], University of Évora, Évora (Organizing Committee).
[2] I Meeting on Numerical Analysis: Applied Mathematics for Flow Problems, University of Évora, Portugal, June 20-21, 2001 (Organizing Committee).
[3] Third ESF International Conference on: Applied Mathematics for Industrial Flow Problems (AMIF), Fundação Calouste Gulbenkian, Lisbon, Portugal, April 17-20, 2002 (Organizing Committee).
[4] International Workshop on Partial Differential Equations and Applications, University of Évora, Portugal, June 23-24, 2003 (Organizing Committee).
[5] The 10th WSEAS International Conference on Applied Mathematics, Dallas, Texas, USA, November 1-3, 2006 (Scientific Committee).
[6] III International Conference on Mathematical Fluid Mechanics and Applications, June, 15-17, 2006, Évora University – Portugal (Organizing Commitee).
[7] The 4th WSEAS International Conference on ENVIRONMENT, ECOSYSTEMS and DEVELOPMENT (EED’06), Venice, Italy, November 20-22, 2006 (Scientific Committee).
[8] The 2nd WSEAS International Conference on APPLIED and THEORETICAL MECHANICS (MECHANICS’06) Venice, Italy, November 20-22, 2006 (Scientific Committee).
[9] The 5th WSEAS/IASME International Conference on SYSTEM SCIENCE and SIMULATION in ENGINEERING (ICOSSSE 2006), Tenerife, Canary Islands, Spain, December 16-18, 2006 (Scientific Committee).
[10] 2nd IASME/WSEAS International Conference on ENERGY and ENVIRONMENT, Portoroz (Portorose), Slovenia, May 15-17, 20072nd IASME/WSEAS International Conference on ENERGY and ENVIRONMENT, Portoroz (Portorose), Slovenia, May 15-17, 2007 (Scientific Committee).
[11] 2nd IASME/WSEAS International Conference on CONTINUUM MECHANICS Portoroz (Portorose), Slovenia, May 15-17, 2007 (Scientific Committee).
[12] International Conference on Mathematical Fluid Mechanics, a Tribute to Giovanni Paolo Galdi on the Occasion of Professor Galdi’s 60th Birthday, Estoril, Portugal, May 21-25, 2007 (Organizing Commitee).
[13] 3rd IASME/WSEAS International Conference on ENERGY and ENVIRONMENT, Cambridge, UK, February 23-25, 2008 (Scientific Committee).
[15] IV International Conference on Mathematical Fluid Mechanics and Applications, Évora University – Portugal, June, 26-28, 2008 (Organizing Committee).
[16] Experiencing Mathemathics, University of Évora, Portugal, Palácio D. Manuel de 14 a 30 de Maio de 2008 (Organizing Committee).
[17] International Conference on ENGINEERING MECHANICS, STRUCTURES, ENGINEERING GEOLOGY, Heraklion, Crete Island, Greece, July 22-24, 2008 (Scientific Committee).
[18] WSEAS/NAUN International Conference on Energy, Environment and Sustainable Development 2008, Tianjin, China, November 10-12, 2008 (Scientific Committee).
[19] WorkshopSur le thème Modélisation, Analyse et Simulations : Approches Mathématiques et Applications, UNIVERSITE HASSAN II- AIN CHOCK, Casablanca, Marrocos, 19-20 December, 2008 (Scientific Committee).
[20] Workshop Xadrez e Ensino, Acção de Formação com registo CCPFC/ACG-57805/09, Universidade de Évora, de 2 a 5 de Setembro de 2009, Portugal (Organizing Committee).
[21] Workshop Xadrez e Ensino, Acção de Formação com registo CCPFC/AGG-57805/09, Universidade de Évora, Junho-Julho de 2010, Portugal (Organizing Committee).
[22] Workshop Xadrez e Ensino, Acção de Formação com registo CCPFC/AGG-57805/09, Universidade de Évora, 18 a 21 de Julho de 2011, Portugal (Organizing Committee).
[23] Dynamical Models in Life Sciences, with support: Centro Internacional de Matemática, the European Society for Mathematical and Theoretical Biology and the European Mathematical Society, Universidade de Évora 24-30 July 2011 (Organizing Committee).
[24] The 7th WSEAS International Conference on APPLIED and THEORETICAL MECHANICS, Montreux 29-31 December 2011, Switzerland (Scientific Committee).
[25] 6th IASME /WSEAS International Conference on ENERGY & ENVIRONMENT, Cambridge, UK, February 23-25, 2011 (Scientific Committee).
[26] 2nd Int.Conf. on Theoretical and Applied Mechanics, Corfu Island, Greece, July 14-16, TAM’11, 2011 (Scientific Committee).
[27] 6th International Conference on Energy & Development, Environment & Biomedicine (EDEB’12) Vouliagmeni Beach, Athens, Greece, March 7-9, 2012 (Scientific Committee).
[28] 1st International Conference on Biologically Inspired Computation, University of Algarve, Faro, Portugal, May 2-4, 2012 (Scientific Committee).
[29] 1st International Conference on Health Science and Biomedical Systems (HSBS 2012) Iasi, Romania, June 13-15, 2012 (Scientific Committee).
[30] Workshop day in Mathematical Fluid Mechanics and Applications, Universidade de Évora, 22.June.2012 (Organizing Committee).
[31] 1st International Conference on AUTOMATIC CONTROL, SOFT COMPUTING and HUMAN-MACHINE INTERACTION (ASME’12) Porto, Portugal, July 1-3, 2012, (Scientific Committee).
[32] 1st International Conference on Digital Services, Internet and Applications (DSIA’12) Singapore, May 11-13, 2012 (Scientific Committee).
[33] I Workshop on Computational Data Analysis and Numerical Methods, 25 July 2014, IPT (Instituto Politécnico de Tomar), Tomar, Portugal, (Comissão Científica).
[34] II Workshop on Computational Data Analysis and Numerical Methods, 24 April 2015, Universdade de Évora, Évora, Portugal (Comissão Organizadora e Científica).
[35] Sessão em MatTriad 2015, Coimbra, 7 a 11 Setembro 2015 com o nome: Statistical Inference, Numerical and Combinatorial Methods (Comissão Organizadora da sessão).
[36] Sessão em 9th Workshop on Statistics, Mathematics and Computation, December 14-15, 2015 – Palácio Ceia, Lisbon, Portugal, com o nome: Statistical Inference, Numerical and Combinatorial Methods (Comissão Organizadora da sessão, Comissão Científica do 9WSMC).
[37] III Workshop on Computational Data Analysis and Numerical Methods, 18 November 2016, Instituto Politécnico de Portalegre, Portalegre, Portugal (Comissão Organizadora e Científica).
[38] Sessão (Inferência Estatística, Métodos Combinatórios e Numéricos,) no Encontro da SPM16 de 11-13 Julho, 2016, Instituto Politécnico de Setúbal, Setúbal, Portugal (Comissão Organizadora da sessão).
[39] 10th Workshop on Statistics, Mathematics and Computation, 26-28 Maio de 2016, Instituto Politécnico de Tomar, Tomar, Portugal (Comissão Organizadora e Científica).
[40] 11th Workshop on Statistics, Mathematics and Computation, 10-12 de Julho de 2017, Universidade Aberta e Instituto Politécnico de Portalegre, Portalegre, Portugal (Comissão Organizadora e Científica).
[41] Workshop on Mathematics in Memory of Graça Carita, Universidade de Évora, 3-4 March 2017, Évora, Portugal (Comissão Organizadora e Científica).
[42] Workshop: Criação de um Artigo Científico, Associação Académica da Universidade de Évora com o apoio da Escola de Ciências e Tecnologia da UE, 17 de Maio de 2017, Portugal (Comissão Organizadora e Científica).
[43] I Congresso Luso-Extremadurense de Ciências e Tecnologia, Universidade de Évora, Évora, 20-21 de Outubro de 2017, Portugal (Comissão Organizadora e Científica).
[44] IV Workshop on Computational Data Analysis and Numerical Methods, 27 de Outubro 2017, Instituto Politécnico de Beja, Beja, Portugal (Comissão Organizadora e Científica).
[45] International Conference on Green Nanotechnology and Computational Fluid Dynamics (GCFD 2018), Wolfson College, University of Cambridge, March 22 – 23, 2018, Cambridge city, United Kingdom (Scientific Committee).
[46] The 7th Global Conference on Materials Science and Engineering, CMSE 2018, November 1st-4th, 2018, Xi’an, Shaanxi, China (Scientific Committee).
[47] V Workshop on Computational Data Analysis and Numerical Methods, 11 a 12 de Maio 2018, Instituto Politécnico de Porto, ESTG, Felgueiras, Portugal (Comissão Organizadora e Científica).
[48] WSMC12-12th Workshop on Statistics, Mathematics and Computation In Honour of Professor Carlos Braumann, 9-10 November, 2018, UBI, Covilhã, Portugal (Scientific Committee).
[49] Current Seminar on Mathematics Department [2018-2019], University of Évora, Évora (Organizing Committee).
[50] 13th Workshop on Statistics, Mathematics and Computation, June 3-5, 2019 – Universidade Aberta, Lisbon, Portugal (Comissão Organizadora e Comissão Científica).
[51] VI Workshop on Computational Data Analysis and Numerical Methods, 27-29 Junho de 2019, Universidade da Beira Interior, Covilhã, Portugal (Comissão Organizadora, Científica e Executiva).
[52] III Congresso Luso-Extremadurense de Ciências e Tecnologia, Universidade de Évora, Évora, 25-26 de Novembro de 2019, Portugal (Comissão Organizadora e Científica).
[53] International Congress on XXI Century Literacies, May 27-28, 2020, Instituto Politécnico de Portalegre, Portugal (Comissão Científica).
[54] VII Workshop on Computational Data Analysis and Numerical Methods, 10-12 Setembro de 2020, Instituto Politécnico de Tomar, Tomar, Portugal (Comissão Organizadora, Científica e Executiva).
[55] VIII Workshop on Computational Data Analysis and Numerical Methods, 13-15 Outubro de 2022, Instituto Politécnico de Tomar, Tomar, Portugal (Comissão Científica e Executiva).
[56] Portugal-Italy Conference on Nonlinear Differential Equations and
Applications, 4-6 july 2022, Universidade de Évora, Portugal (Comissão
Organizadora)
[57] International Workshop on Mathematics and Physical Sciences, 15-16 junho 2023, Universidade de Évora, Portugal (Comissão Organizadora)