Publicações:

 

 

  1. Window of Chaotic Delayed Synchronization, (com Lopes, L.M. e Fernandes, S.), Journal of Physics: Conference Series 692, 11p, (2016).

 

  1. Complete synchronization and delayed synchronization in couplings, (com Lopes, L.M. e Fernandes, S.), Nonlinear Dynamics, Vol.79, Isr2. Springer, pp: 1615–1624, (2015). 

 

  1. Systoles on compact Riemann surfaces with symbolic dynamics”, Nonlinear maps and their applications, Springer Proc. Math. Stat., 112, Springer, pp: 269-288, (2015).

 

  1. .“José Rodrigues Santos de Sousa Ramos (1948-2007): The diversity of dynamical systems”, (com Balibrea F.e Guirao, J.L.G), Applied Mathematics and Information Sciences, Volume 9, No. 5, pp:2217-2219, (2015).

 

  1. “Spectral and Dynamical Invariants in a Complete Clustered Network”, (com Rocha, J.L., Fernandes, S. e Caneco, A.), Applied Mathematics and Information Sciences, Volume 9, No. 5, pp: 2367-2376, (2015).

 

  1.  “Similarity of Sousa Ramos’s Trees and Mira’s Boxes Within the Boxes”, (com Baptista, D, Fournier-Prunaret, D., e Fernandes, S.), Applied Mathematics and Information Sciences, Volume 9, No. 5, pp:2417-2428, (2015).

 

  1. ”Windows of Synchronization” and ”Non-chaotic Windows”, (com Luís, L.M. e Fernandes, S.), ESAIM: Proc. 46, pp: 163-176 (2014).

 

  1. “Cycle statistics in complex networks and Ihara’s Zeta function”, (com Coolen, A. C.C.; Annibale, A.), Nonlinear maps and their applications. Springer Proceedings in Mathematics & Statistics 57, pp: 81-94, (2014).

 

  1. "Synchronization and basins of synchronized states in two-dimensional piecewise maps via coupling three pieces of one-dimensional maps", (com Fournier-Prunaret, D. and Rocha, J.L., Caneco, A. e Fernandes, S.), International Journal of Bifurcation and Chaos, Nº8, Vol. 23, (2013).

 

  1. "Systoles in Discrete Dynamical Systems”, (com Fernandes, S. e Correia Ramos, C.), Journal of Geometry and Physics 63, pp: 129–139, (2013).

 

  1. "Systoles in Discrete Dynamical Systems”, (com Fernandes, S. e Correia Ramos, C.), Journal of Geometry and Physics 63, pp: 129–139, (2013).

 

  1. .“Some Conjectures about Synchronizability and the Topology of Networks”, (com Caneco, A.; Fernandes, S. e Rocha, J.L.) in Zeraoulia, Elhadj (ed.) et al., Frontiers in the study of chaotic dynamical systems with open problems. Hackensack, NJ: World Scientific Series on Nonlinear Science. Series B, pp: 117-147, (2011).

 

  1. “Isentropic dynamics and control in an economic model for capital accumulation”, (com Januário, C., Mendes, D. e Duarte, J.), Peixoto, Maurício Matos (ed.) et al., Dynamics, games and science II, Springer Proceedings in Mathematics 2, pp: 429-448, (2011).

 

  1. “Networks synchronizability, local dynamics and some graph invariants”, (com Caneco, A.; Fernandes, S. e Rocha, J.L.) Peixoto, Maurício Matos (ed.) et al., Dynamics, games and science I, Springer Proceedings in Mathematics 1, pp: 221-238, (2011).

 

  1. “Geodesic length spectrum on compact Riemann surfaces”, (com Sousa Ramos, J.), J. Geom. Phys., 60, No. 11, pp: 1643-1655, (2010).

 

  1. “Chaotic synchronization of Piecewise Linear Maps, (com Caneco, A. e Rocha, J.L.), Elaydi, Saber (ed.) et al., Discrete dynamics and difference equations. Proceedings of the twelfth international conference on difference equations and applications (ICDEA), Hackensack, NJ: World Scientific pp: 214-222 (2010).

 

  1. “Conductance in Discrete Dynamical Systems”, (com Fernandes, S. e Correia Ramos, C.), Nonlinear Dyn. 61, No. 3, pp: 435-442, (2010).

 

  1. Measuring complexity in a business cycle model of the Kaldor type, (com Januário, C. e Duarte, J.), Chaos Solitons Fractals 42, No. 5, pp: 2890-2903 (2009).

 

  1. Kneading theory analysis of the Duffing equation, (com Acilina Caneco, A. e Rocha, J.L.), Chaos Solitons Fractals 42, No. 3, pp: 1529-1538 (2009).

 

  1. “Synchronizability and Graph Invariants”, (com Caneco, A., Fernandes, S., Rocha, J.L.  e Correia Ramos, C.), ISAST Transactions on Computers and Intelligent Systems, No 2, Vol 1, 47-52, (2009).

 

  1. Topological entropy in the synchronization of piecewise linear and monotone maps. Coupled Duffing oscillators, (com Acilina Caneco, A. Rocha, J.L.), Int. J. Bifurcation Chaos Appl. Sci. Eng. 19, No. 11, 3855-3868 (2009).

 

  1. Conditions for the formation of clusters depending on the conductance and the coefficient of clustering, (com Caneco, A., Fernandes, S., Rocha, J.L. e Correia Ramos, C.),  2009 2nd International Workshop on Nonlinear Dynamics and Synchronization, pp: 12-16, IEEE Conference Publications, (2009)

 

  1. Measuring and controlling the chaotic motion of profits, (com Januário, C., Mendes, D. e Duarte, J.), Int. J. Bifurcation Chaos Appl. Sci. Eng. 19, No. 11, pp: 3593-3604 (2009).

 

  1. Relationship between the behavior of entropy, the conductance and the coefficient of clustering of networks using symbolic dynamics” (com Caneco, A., Correia Ramos, C., Fernandes, S. e Rocha, J.L.), Proceedings  of the IEEE Workshop on Nonlinear Maps and Applications  (NOMA09), Italy, pp: 81-86, (2009).

 

  1. Symbolic Dynamics and chaotic synchronization in coupled Duffing oscillators , (com Caneco, A. e Rocha, J.L.), Journal of Nonlinear Mathematical Physics, nº15 -3, pp: 102 – 111, (2008).

 

  1. Laplacians and the Cheeger constants for discrete dynamical systems, (com Fernandes, S. e Sousa Ramos, J.), Difference equations, special functions and orthogonal polynomials, World Sci. Publ., Hackensack, NJ, pp: 213-223, (2007).

 

  1. “Symbolic Dynamics and Networks Synchronization, (com Caneco, A., Fernandes, S. e Rocha, J.L.), Proceedings of the IEEE Workshop on NonLinear Maps and Applications (NOMA07), France, pp: 44-47, (2007).

 

  1. Chaotic behavior in a two-dimensional business cycle model, (com Januário, C. e Sousa Ramos, J.), Difference equations, special functions and orthogonal polynomials, World Sci. Publ., Hackensack, NJ, pp: 294-304, (2007).

 

  1. The first eigenvalue of the Laplacian and the Conductance of a Compact surface, (com Sousa Ramos, J.), Nonlinear Dyn. 44, No. 1-4, pp: 243-250 (2006).

 

  1. Spectrum of the Laplacian on hyperbolic Surfaces, (com Sousa Ramos, J.), Grazer Math. Ber. 350, pp: 122-134 (2006).

 

  1. The first eigenvalue of the Laplacian and the ground flow of a compact surface, (com Sousa Ramos, J.), Proceedings of the conference NDES2004, pp: 170-173, (2006).

 

  1. Chaotic behavior in an economic model, (com Januário, C. e Sousa Ramos, J.), Proceedings of the Workshop Perspectives on Econophysics, pp: 99-109, (2006).

 

  1. Rigidity and flexibility of surface groups, (com Sousa Ramos, J.), Grazer Math. Ber. 346, pp: 157-168 (2004).

 

  1. Boundary maps and Fenchel-Nielsen coordinates, (com Sousa Ramos, J.), Int. J. Bifurcation Chaos Appl. Sci. Eng. 13, No. 7, pp: 1949-1958 (2003).

 

  1. On the embedding of a (p-1)-dimensional non invertible map into a p-dimensional invertible map, (com Christian Mira, C.), Int. J. Bifurcation Chaos Appl. Sci. Eng. 13, No. 7, 1787-1810 (2003).

 

  1. Symbolic Dynamics and Hyperbolic Groups, (com Sousa Ramos, J.), Grazer Math. Ber. 339, pp: 195-206, (1999).

 

  1.  

 

Edição:

 

 

Nonlinear Maps and their Applications, Livro com as contribuições seleccionadas de investigadores participantes no Workshop Internacional NOMA’ 13, editores  Gracio, C., Fournier-Prunaret, D., Ueta, T. e Nishio, Y.

Volume publicado na série PROMS, Springer Proceedings in Mathematics & Statistics, vol. 112, 288 p., 1ª Edição em Março de 2015.

 

Nonlinear Maps and their Applications, Livro com as contribuições seleccionadas de investigadores participantes no Workshop Internacional NOMA’ 11, editores López-Ruiz, Fournier-Prunaret, Nishio & Grácio.

Volume publicado na série PROMS, Springer Proceedings in Mathematics & Statistics, vol. 57, 166 p., 1ª Edição em 2014.

 

 

 

 

 

Membro de Comissões Organizadoras e Científicas

 

Membro da Comissão Científica da Conferência International Workshop on Nonlinear Maps and their Applications, NOMA 2015, Dublin, Irlanda.

 

Membro da Comissão Científica da Conferência International Workshop on Nonlinear Maps and their Applications, NOMA 2013, Saragoça, Espanha.

 

Organizadora da Sessão Temática Synchronization and Discrete Dynamics,

DGS II 2013 - International Conference and Advanced School Planet Earth, Dynamics, Games and Science II, Lisbon, Portugal,
28 August to 6 September 2013.

 

Membro da Comissão Organizadora do 4ª Dia Dinâmico do Seminário Multidisciplinar José Sousa Ramos, na Universidade de Évora no dia 18 de Abril de 2012.

 

Membro da Comissão Científica da Conferência International Workshop on Nonlinear Maps and their Applications (NOMA’11).

 

Membro da Comissão Organizadora do 3ª Dia Dinâmico do Seminário Multidisciplinar José Sousa Ramos, na Universidade de Évora no dia 13 de Maio de 2011.

 

Organizadora da conferência International Workshop on Nonlinear Maps and their Applications (NOMA’11), Évora Portugal, Setembro 15-16, 2011.

 

Membro da Comissão Organizadora do 1ª Dia Dinâmico do Seminário Multidisciplinar José Sousa Ramos, subordinado ao tema “Research on kneading theory and applications”, na Universidade de Évora no dia 11 de Março de 2010.

 

Membro da Comissão Organizadora da 14th European Conference on Iteration Theory (ECIT 2002) Évora (Portugal), Setembro 2-7 de 2002.

 

Membro da Comissão Organizadora das XV Jornadas Luso-Espanholas de Matemática, Évora, 3 a 7 de Setembro de 1990.

 

 

Comunicações Orais por convite:

 

2015- Contribution of the theory of dynamic networks in the study of the evolution of a city, (com Rodrigues, P., Nogueira, P. e Simplício, D.), 24 de Junho, Seminário ISCTE, Lisboa.

 

2014-Applications of the theory of Ihara zeta function in bio-medicine - the case of

protein interaction networks, Nolineal 2014, 6 de Junho Badajoz, Spain.

 

2013-Ihara zeta function, symbolic dynamics and seismic events networks, International Conference Planet Earth, Dynamics, Games and Science, DGS, 2 Setembro, Lisboa.

 

2010-Cycles versus Orbits, Symbolic dynamics and graphs, 12 de Julho de 2010, King’s College London, UK.

 

2010-The systole in piecewise linear noncontinuous maps, (com Fernandes, S. e Correia Ramos, C.), International Conference on Modeling, Optimization and Dynamics, July 2010, Porto.

 

2010-Background on Dynamical Systems group work, 24 de Maio 2010, Kings College London, UK.

 

2005-The modified Hicksian Business Model for two regions, (com Januário, C.), 11 de Junho 2005, Conferência Keynesian Macrodynamics - the Multiplier-Accelerator Model Revisited, Umeå Folkets Hus conference centre, Umea, Suécia.

 

2000-Fórmula do traço de Selberg, Seminário conjunto CIMA-UE e Departamento de Matemática da Universidade de Évora, 27 de Abril de 2000, Évora.

 

1999-La dynamique a trois dimensions, 7 de Julho de 1999, INSA-DGEI, Toulouse, França.

 

1998-Lien entre la méchanique classique et la méchanique quantique, 23 de Novembro de 1998, INSA-DGEI, Toulouse, França.

 

1998-Fórmula do traço de Selberg II, 30 de Janeiro de 1998, Seminário em Sistemas Dinâmicos, IST, Lisboa.

 

1998-Fórmula do traço de Selberg I, 23 de Janeiro de 1998, Seminário em Sistemas Dinâmicos, IST, Lisboa.

 

1997- Dinâmica simbólica e geometria hiperbólica, Seminário na Universidade de Évora.

 

1996- Dinâmica simbólica para o fluxo geodésico nas superfícies hiperbólicas, Seminário em Sistemas Dinâmicos e Mecânica dos Meios Contínuos, 20 de Dezembro de 1996, IST, Lisboa.

 

 

1993-Quantificação de Sistemas Dinâmicos Hiperbólicos, 27 de Julho de 1993, Seminário em Equações Diferenciais e com Derivadas Parciais, CMAF, Lisboa.

 

 

Outras comunicações

 

 

2016-Searching for complexity in the HUMAN PUPILLARY LIGHT REFLEX, Clara Grácio, (com Laureano, R., Mendes, D. e Laureano, F.), EPB2016 - Portuguese Meeting in Biomathematics 2016, UBI – 13 de Outubro, Covilhã.

 

2016-Complex networks, hyperbolic geometry and  symbolic dynamics, 22 de Junho, 8th International Conference on Discrete Models of Complex Systems, 20-22 Junho, Aveiro.

 

2016- Complexity in the human pupillary light reflex, (com Laureano, R., Mendes, D. e Laureano, F.), 20 de Junho, 8th International Conference on Discrete Models of Complex Systems, 20-22 Junho, Aveiro.

 

2016-Computation of geodesic length spectrum and modeling networks with hyperbolic geometry, 30 Janeiro, Madeira Encounters XLIV.

 

2015- Évora como cidade multidi-mensional: um projecto transdisciplinar para um novo conhecimento das cidades, Clara Grácio, (com Rodrigues, P., Nogueira, P., Correia Ramos, C. e Domingas Simplício), 7 de Novembro, Palaces and Urban Dynamics Centers of Power and Knowledge in Europe , Évora- 5,6,7 November 2015, University of Évora.

 

2015-Window of Chaotic Delayed Synchronization, (com Lopes, L.M. e Fernandes, S.), 15 de Junho, International Workshop on Nonlinear Maps and their Applications, NOMA 2015, 15-16 Junho, Dublin, 2015, Irlanda.

 

2015- Systoles and Kissing Number on hyperbolic surfaces with symbolic dynamics, 22 de Maio, 5ª Dia Dinâmico - Seminário Multidisciplinar José Sousa Ramos, na Universidade de Évora, Portugal.

 

2015-Network Topology in a urban complex network, 16 de Junho, International Workshop on Nonlinear Maps and their Applications, NOMA 2015, 15-16 Junho,  Dublin, Irlanda.

 

2015-Window of Chaotic Delayed Synchronization for different couplings, (com Lopes, L.M. e Fernandes, S.), Mat Triad 2015, 10 Setembro, 2015, Coimbra, Portugal.

 

2013-Geodesic length spectrum on compact Riemann surfaces and symbolic dynamics, 2-5 September 2013, International Fall Worshop Geometry Physics, Évora.

 

2013-Systolic quantities on compact Riemann surfaces with symbolic dynamics, International Workshop on Nonlinear Maps and their Applications, September 3-4, 2013, Zaragoza, Spain.

 

2013-Four different couplings and their Windows of Synchronization , (com Lopes, L.M. e Fernandes, S.), International Workshop on Nonlinear Maps and their Applications, September 3-4, 2013, Zaragoza, Spain.

 

2013-Linear couplings, commanded couplings and their synchronization, (com Lopes, L.M. e Fernandes, S.), [2-4 September 2013] International Conference Planet Earth, Dynamics, Games and Science, DGS 2013.

 

2012-Cyclic structure of the network and Ihara zeta function, (com Coolen, A.C.C. e Annibale, A.), ECIT 2012, Europeen Conference on Iteration Theory, 9-15 de Setembro de 2012, Açores.

 

2012-Global synchronization in couplings of one-dimensional piecewise unimodal maps, (com Fournier-Prunaret, D., Fernandes, S., Caneco, A. e Rocha, J.L.), ECIT 2012, Europeen Conference on Iteration Theory, 9-15 de Setembro de 2012, Açores.

 

2012-Windows of syncronization, (com Lopes, L.M. e Fernandes, S.), ECIT 2012, Europeen Conference on Iteration Theory, 9-15 de Setembro de 2012, Açores.

 

2012-“Janelas" de sincronização e "janelas" não caóticas numa rede de sistemas dinâmicos caóticos, 4º Dia Dinâmico- One day meeting, 17 de Abril de 2012, (com Lopes, L.M. e Fernandes, S.).

 

2010- Network Topological Entropy, Conductance, Clustering and Perfomance, (com Caneco, A., Fernandes, S. e Rocha, J.L.), ECIT 2010, Europeen Conference on Iteration Theory, 12-17 de Setembro de 2010, Nant, França.

 

2010- The systole in piecewise linear noncontinuous maps, (com Fernandes, S. e Correia Ramos, C.), ECIT 2010, Europeen Conference on Iteration Theory, 12-17 de Setembro de 2010, Nant, França.

 

2010- Network synchronization interval and local Kolmogorov-Sinai entropy , (com Caneco, A., Fernandes, S. e Rocha, J.L.), ECCS 2010, Europeen Conference on Complex Systems, 13-17 de Setembro de 2010, Lisboa.

 

2010-Topological entropy and conductance on complete clustered networks, (com Caneco, A., Fernandes, S. e Rocha, J.L.), ECCS 2010, Europeen Conference on Complex Systems, 13-17 de Setembro de 2010, Lisboa.

 

2010-The systole in piecewise linear noncontinuous maps, (com Fernandes, S. e C. Correia Ramos), ICMOD 2010, International Conference on Modeling, Optimization and Dynamics, 5-7 de Julho de 2010, Porto.

 

2010- Symbolic Dynamics and Chaotic Synchronization, (com Caneco, A.e Rocha, J.L.), CHAOS 2010, The 3rd Chaotic Modeling and Simulation International Conference, 1-4 de Junho de 2010, Chania Crete, Grécia.

 

2009- Synchronization, coupling and mixing time in Markov maps, (com Caneco, A., Fernandes, S. e Carlos Ramos), ICDEA 2009, The 15th International Conference on Difference Equations and Applications, Estoril, 19 a 23 de Outubro de 2009.

 

2009- Relationship between the behavior of entropy, the conductance and the coefficient of clustering of networks using symbolic dynamics, (com Caneco, A., Carlos Ramos, Fernandes, S. e Rocha, J.L.), NOMA 2009, IEEE Workshop on NonLinear Maps and Applications, Urbino, Itália, 10 -11 de Setembro de 2009.

 

2009- Conditions for the formation of clusters depending on the conductance and the coefficient of clustering, (com Caneco, A., Fernandes, S. and Rocha, J.L.), INDS 2009, Second International Workshop on Nonlinear Dynamics and Synchronization, 20-21 de Julho de 2009, Klagenfurt, Áustria.

 

2009- Systoles on compact  Riemann Surfaces , NEEDS 2009, Nonlinear Evolution Equations and Dynamical Systems, 16 a 23 de Maio de 2009, Sardenha, Itália.

 

2008-Topological entropy and the controlled motion of profits in a chaotic economic model, (com Januário, C., Diana Mendes and Jorge Duarte), DYNA 2008, Braga.

 

2008-On the relationship between the synchronizability of a network and some graph

invariants, (com Caneco, A., Fernandes, S. e Rocha, J.L.), DYNA 2008, Braga.

 

2008-The chaotic motion of profits in a structure of a firm: measure and control, (com Diana Mendes, Januário, C. e Jorge Duarte, J.), ECIT 2008, Yalta, Ukranie.

 

2008- Systoles and topological entropy in discrete dynamical systems, (com Fernandes, S. e Carlos Ramos), ICDEA 2008, Istanbul, Turkey.

 

2007-Symbolic Dynamics and Networks Synchronization, (com Caneco, A., Fernandes, S. e Rocha, J.L.), IEEE Workshop on NonLinear Maps and Applications (NOMA07), 13 a 14 de Dezembro de 2007, Toulouse, France.

 

2007-Graphs, symbolic dynamics and synchronization of networks, (com Caneco, A., Fernandes, S. e Rocha, J.L.), ICDEA 2007, The 12th International Conference on Difference Equations and Applications, 23 a 27 de Julho de 2007, IST, Lisboa.

 

2007-Chaotic synchronization of unimodal and bimodal maps, (com Caneco, A. e Rocha, J.L.), ICDEA 2007, The 12th International Conference on Difference Equations and Applications, 23 a 27 de Julho de 2007, IST, Lisboa.

 

2007- Symbolic Dynamics and complexity in an overlapping generation model, (com Januário, C. e Mendes, D.), Applications of Physics in Financial Analysis APFA 6, 4 a 7 de Julho de 2007, ISCTE, Lisboa.

 

2007-Symbolic dynamics and chaotic synchronization in coupled Duffing oscillators, (com Caneco, A. e Rocha, J.L.), NEEDS 2007 Nonlinear Evolution Equations and Dynamical Systems, 15 a 24 de Junho de 2007, Barcelona, Espanha.

 

2007- Conductance in digraphs arising from discrete dynamical systems, (com Jayachandran, S., Fernandes, S. e Correia Ramos, C.), NEEDS 2007 Nonlinear Evolution Equations and Dynamical Systems, 15 a 24 de Junho de 2007, Barcelona, Espanha.

 

2006- Isoperimetric inequalities on discrete dynamical systems, (com Sousa Ramos, J.), ECIT06, European Conference on Iteration Theory, 10-16 de Setembro, Gargnano, Itália.

 

2006- Symbolic Dynamics in the Duffing Attractor, (com Caneco, A., Rocha, J.L e Sousa Ramos, J.), ECIT06, European Conference on Iteration Theory, 10-16 de Setembro, Gargnano, Itália.

 

2006- Spectra of digraphs arising from discrete dynamical systems, (com Jayachandran, S., Fernandes, S. e Sousa Ramos, J.), ECIT06, European Conference on Iteration Theory, 10-16 de Setembro, Gargnano, Itália.

 

2006- Chaotic behavior in a economic mode, (com Januário, C. e Sousa Ramos, J.), Workshop Perspectives on Econophysics, 27 January 2006, Évora.

 

2005- Laplacians and the Cheeger constants for discrete dynamical systems, (com Fernandes, S. e Sousa Ramos, J.), Tenth International Conference on Difference Equations, Special Functions and  Applications, ICDEA2005, July 25-30, Munique, Alemanha.

 

2005- Chaotic behavior in a two-dimensional business cycle model, (com Januário, C. e Sousa Ramos, J.), Tenth International Conference on Difference Equations, Special Functions and  Applications, ICDEA2005, July 25-30, Munique, Alemanha.

 

2004- Boundary maps and Fenchel-Nielsen coordinates, (com Sousa Ramos, J.), European Conference on Iteration Theory, ECIT 04, 3 a 9 de Setembro de 2004, Murcia, Espanha.

 

2004-The first eigenvalue of the Laplacian and the ground flow of a compact surface, (com Sousa Ramos, J.), NDES2004 - 12th International IEEE Workshop on Nonlinear Dynamics of Electronic Systems, 9-13 Maio, 2004, Évora, Portugal.

 

2003- Geodesic length spectrum, systoles and eigenvalues of the Laplacian, (com Sousa Ramos, J.), XIVth International Congress on Mathematical Physics, 28 Julho-2 Agosto, Lisboa, Portugal.

 

2002- Rigidity and flexibility of surface groups, (com Sousa Ramos, J.), European Conference on Iteration Theory, 1 a 7 de Setembro de 2002, Évora, Portugal.

 

2000- Boundary maps and Fenchel-Nielsen coordinates, (com Sousa Ramos, J.), European Conference on Iteration Theory, ECIT2000, 3 a 9 de Setembro de 2000, Murcia, Espanha.

 

1998- Symbolic dynamics and hyperbolic groups II, (com Sousa Ramos, J.), European Conference on Iteration Theory, 8 a 14 de Setembro de 1998, Muzna, Polónia.

 

1997- Symbolic dynamics and hyperbolic groups I, (com Sousa Ramos, J.), International Conference on Dynamical Systems, 2 a 13 de Junho de 1997, Cuernavaca, México.

 

1996- Symbolic dynamics and hyperbolics groups, (com Sousa Ramos, J.), European Conference on Iteration Theory, 8 a 13 de Setembro de 1996, Urbino, Itália.

 

1995- Quantization of chaotics dynamics, (com Sousa Ramos, J.), Dynamics Days, 27 de Junho a 2 de Julho de 1995, Lyon, França.