Papers in International Journals

• Scotto, Manuel; Turkman, Kamil F. (2005) Extremes of Volterra series expansions with heavy-tailed innovations Nonlinear Analysis: Theory, Methods & Applications: 63, 106-122.

• Antunes, Nelson; Nunes, Cláudia; Pacheco, António (2005) Functionals of Markovian Branching D-Bmaps Stochastic Models: 21(2-3), 261-278.

• Kulikov, Gennady Yu; Shindin, S.K. (2005) Global error estimation and extrapolated multistep methods for index 1 differential-algebraic systems BIT Numerical Mathematics: 45(3), 517-542.

• Antunes, Nelson; C. Fricker; F. Guillemin; P. Robert (2005) Integration of streaming services and TCP data transmission in the Internet Performance Evaluation: 62(1-4), 263–277.

• Ferreira, Fátima; Pacheco, António (2005) Level crossing ordering of semi-Markov processes and Markov chains Journal of Applied Probability: 42(4), 989-1002.

• Ferreira, Fátima; Pacheco, António (2005) Level crossing ordering of skip-free to the right continuous time Markov chains. Journal of Applied Probability: 42(1), 52-60.

• Ferreira, Helena; Graça, Temido  (2005) Maximum of a random number of variables attracted to a max-semistable distribution Pub. Inst. Stat. Univ. Paris, XLIX: 1, 71-80.

• Martins, Ana; Ferreira, Helena (2005) Measuring the extremal dependence Statistics & Probability Letters: 73(2), 99-103.

• Ferreira, J. M. ; Pinelas, Sandra (2005) Nonoscillations in retarded systems Journal of Mathematical Analysis and Applications: 308, 714-729.

• Alves, Carlos J. S.; Valtchev, Svilen S.  (2005) Numerical Comparison of Two Meshfree Methods for Acoustic Wave Scattering Engineering Analysis with Boundary Elements: 29(4), 371-382.

• Arada, N.; Pires, Marília; Sequeira, Adélia (2005) Numerical simulations of shear-thinning Oldroyd-B fluids in curved pipes IASME Transactions: 6(2), 948-959.

• Santos-Pereira, Carla ; Pires, Ana M. (2005) On optimal reject rules and ROC curves Pattern Recognition Letters: 26(7), 943-952.

• Kulikov, Gennady Yu; Shindin, S.K.  (2005) On stable integration of stiff ordinary differential equations with global error control Lecture Notes in Computer Science: 3514, 42-49.

• Kulikova, Maria; Semoushin, I.V. (2005) On the Evaluation of Log Likelihood Gradient for Gaussian Signals International Journal of Applied Mathematics and Statistics: 3(5), 1–14.

• Kulikov, Gennady Yu; Shindin, S.K.  (2005) One-leg integration of ordinary differential equations with global error control Computational Methods in Applied Mathematics: 5(1), 86-96.

• Tobías, Aurelio; Scotto, Manuel (2005) Prediction of extreme ozone levels in Barcelona, Spain Environmental Monitoring & Assessment: 100, 23-32.

• Fernandes, Vítor Hugo; Gomes, Gracinda M. S.; Jesus, Manuel M. (2005) Presentations for some monoids of partial transformations on a finite chain Communications in Algebra: 33, 587-604.

• Gomes, Gracinda M. S. (2005) Proper extensions of weakly left ample semigroups Acta Math Hungarica: 109 (1-2), 33-51.

• de Carvalho, Mamede; Scotto, Manuel; Lopes, Arminda; Swash, Michael (2005) Quantitating progression in ALS Neurology: 64, 1783-178.

• Branco, João A.; Croux, C.; Oliveira, M. Rosário (2005) Robust canonical correlations: a comparative study Computation and Statistics: 20 (2).

• Araújo, João; Silva, Fernando C. (2005) Semigroups of Matrices Closed Under Conjugation by Normal Linear Groups JP Journal of Algebra and Number Theory: 5 No.3, 535-545.

• Arada, N. ; Sequeira, Adélia (2005) Steady flows of Oldroyd-B fluids with shear-dependent viscosity around an obstacle J. Math. Fluid Mech.: 7 (3), 1-33.

• Galdi, G.P.; Silvestre, Ana Leonor (2005) Strong solutions to the Navier-Stokes equations around a rotating obstacle Arch. Rational Mech. Anal.: 176(3), 331-350.

• Alves, Carlos J. S.; Antunes, Pedro R. S. (2005) The Method of Fundamental Solutions Applied to the Calculation of Eigenfrequencies and Eigenmodes of 2D Simply Connected Shapes CMC-Computers Materials & Continua: 2(4), 251-265.

• Martins, A. P.; Ferreira, Helena (2005) The multivariate extremal index and the dependence structure of a multivariate extreme value distribution TEST: 14(2), 433-448.

• Marques, C. M.; Carocha, V. J.; De Sa, A. R. Pereira; Oliveira, M. Rosário; Pires, Ana M.; Sederoff, R.; Borralho, N. M. G. (2005) Verification of Qtl Linked Markers for Propagation Traits in Eucalyptus Tree Genetics & Genomes: 1(3), 103-108.

• Amado, Conceição; Pires, Ana M. (2004)  Robust bootstrap with non-random weights based on the influence function Communications in Statistics, Simulation and Computation: 33, 2, 377-396.

• Morais, M. C. ; Pacheco, António (2004) A note on the ageing character of the run length of Markov-type quality control schemes Journal of Applied Probability: 41(4), 1243-1247.

• Kulikov, Gennady Yu (2004) An advanced version of the local-global step size control for Runge-Kutta methods applied to index 1 differential-algebraic systems Lecture Notes in Computer Science: 3037, 565-569.

• Auinger, K.; Gomes, Gracinda M. S.; Gould, V.; Steinberg, B. (2004) An application of a theorem of Ash to finite proper cover Studia Logica: 78, 45-57.

• Guedes Soares, Carlos; Scotto, Manuel (2004) Application of the r-largest order statistics for long-term predictions of significant wave height Coastal Engineering: 51, 387-394.

• Kulikov, Gennady Yu; Merkulov, A.I. (2004) Asymptotic error estimate of iterative Newton-type methods and its practical application Lecture Notes in Computer Science: 3045, 667-675.

• Draisma, Gerrit; Drees, Holger; Ferreira, Ana; de Haan, Laurens (2004) Bivariate tail estimation: dependence in asymptotic independence Bernoulli: 10, 251-280.

• Alves, Carlos J. S.; Silvestre, Ana Leonor (2004) Density Results Using Stokeslets and a Method of Fundamental Solutions for the Stokes Equations Engineering Analysis with Boundary Elements: 28(10), 1245-1252.

• Santa-Clara, Catarina; Smith, Patrick F. (2004) Direct Products of Simple Modules Over Dedekind Domains Archiv der Mathematik: 82, 8-12.

• Cannas da Silva, J.; Schauberger, G.; Oliveira, M. Rosário; Segão, S.; Kumper, H.; Baumgartne, W. (2004) Does the weather influence the occurrence of abomasal displacement in dairy cows? Deutsche Tierärztliche Wochenschrift: 111 (2), 51-57.

• Martins, A. P.; Ferreira, Helena (2004) Extremes of periodic moving averages of random variables with regularly varying tail probabilities Sort: 28(2), 111-230.

• Nogueira, A.; Salvador, P.; Valadas, Rui; Pacheco, António (2004) Fitting self-similar traffic by a superposition of MMPPs modeling the distribution at multiple time scales IEICE Transactions on Communications: E87-B(3), 678-688.

• Diogo, Teresa; Franco, NB; Lima, Pedro M. (2004) High order product integration methods for a Volterra integral equation with logarithmic singular kernel  Communications on Pure and Applied Analysis: 3, 217--235.

• Kulikov, Gennady Yu; Shindin, S.K. (2004) INTEGRATOR: A computational tool to solve ordinary differential equations with global error control Lecture Notes in Computer Science: 3037, 570-573.

• Salvador, P..; Pacheco, António; Valadas, Rui (2004) Modeling IP traffic: joint characterization of packet arrivals and packet arrivals using BMAPs Computer Networks: 44(3), 335-352.

• Salvador, P.; Nogueira, A.; Valadas, Rui; Pacheco, António (2004) Multi-time-scale traffic modeling using Markovian and L-systems models Lecture Notes in Computer Science: 3262, 297-306.

• Kulikov, Gennady Yu; Merkulov, A.I.; Khrustaleva, E.Yu. (2004) On a family of A-stable collocation methods with high derivatives Lecture Notes in Computer Science: 3037, 73-80.

• Kulikov, Gennady Yu; Shindin, S.K. (2004) On an effective computation of asymptotically correct estimates of the local and global errors for multistep methods with fixed coefficients Computational Mathematics and Mathematical Physics: 44(5), 794-814.

• Kulikov, Gennady Yu; Shindin, S.K. (2004) On automatic global error control in multistep methods with polynomial interpolation of numerical solution Lecture Notes in Computer Science: 3045, 345-354.

• Drees, Holger; Ferreira, Ana; de Haan, Laurens (2004) On maximum likelihood estimation of the extreme value index Annals of Applied Probability: 14, 1179-1201.

• Kulikov, Gennady Yu; Shindin, S.K. (2004) On multistep interpolation-type methods with automatic global error control Computational Mathematics and Mathematical Physics: 44(8), 1314-1333.

• Kulikov, Gennady Yu; Merkulov, A.I. (2004) On one-step collocation methods with higher derivatives for solving ordinary differential equations Computational Mathematics and Mathematical Physics: 44(10), 1696-1720.

• Alves, Carlos J. S.; Silvestre, Ana Leonor (2004) On the Determination of Point-Forces on a Stokes System Mathematics and Computers in Simulation: 66(4-5), 385-397.

• Silvestre, Ana Leonor (2004) On the existence of steady flows of a Navier-Stokes liquid around a moving rigid body Math. Meth. Appl. Sc.: 27, 1399-1409.