Artigos em Revistas Internacionais

• Ferreira, Ana; de Haan, Laurens; Zhou, Chen (2012) Exceedance probability of the integral of a stochastic process Journal of Multivariate Analysis: 105, 241-257.

• Silvestre, Ana Leonor (2012) Existence and Uniqueness of Time-Periodic Solutions with Finite Kinetic Energy for the Navier-Stokes Equations in R^3 Nonlinearity: 25(1), 37-55.

• Cal, F.S.; Dias, G.A.; Videman, J. H. (2012) Existence of trapped modes in a periodic array of obstacles in a two-layer fluid The Quarterly Journal of Mechanics and Applied Mathematics: 65, 273-292.

• Didier, Gustavo; Pipiras, Vladas (2012) Exponents, Symmetry Groups and Classification of Operator Fractional Brownian Motions Journal of Theoretical Probability: 25(2), 353-395.

• Gambaruto, A. M.; Joao, A. J. (2012) Flow Structures in Cerebral Aneurysms Computers & Fluids: 65, 56-65.

• Ferreira, Helena; Ferreira, Marta (2012) Fragility Index of block tailed vectors Journal of Statistical Planning and Inference: 142(7), 1837-1848.

• Couceiro, Miguel; Lehtonen, Erkko (2012) Galois theory for sets of operations closed under permutation, cylindrification, and composition Algebra Universalis: 67(3), 273-297.

• Kulikov, Gennady Yu (2012) Global Error Control in Adaptive Nordsieck Methods SIAM Journal on Scientific Computing: 34(2), A839-A860.

• Couto, G.; Nunes, Cláudia; Pimentel, P. (2012) High-speed rail transport valuation and conjecture shocks European Journal of Finance, 1-15.

• An, P. T. ; Hoai, T.V. (2012) Incremental convex hull as an orientation to solving the shortest path problem International Journal of Information and Electronics Engineering: 2(5), 652-655.

• Monteiro, Magda; Scotto, Manuel; Pereira, Isabel (2012) Integer-valued self-exciting threshold autoregressive processes Communications in Statistics - Theory and Methods: 41, 2717-273.

• Moura, Alexandra; Sequeira, Adélia (2012) Modeling and simulation of the human cardiovascular system CIM Bulletin (International Center for Mathematics): 31, 27-34.

• Ferreira, Helena (2012) Multivariate maxima of moving multivariate maxima Statistics & Probability Letters: 82(8), 1489-1496.

• Jedlicka, P.; Kinyon, M.; Vojtechovsky, P. (2012) Nilpotency in automorphic loops of prime power order Journal of Algebra: 360(1), 64-76.

• Antunes, Pedro R. S.; Freitas, Pedro (2012) Numerical optimization of low eigenvalues of the Dirichlet and Neumann Laplacians Journal of Optimization Theory and Applications: 154, 235-257.

• Araújo, João; Kinyon, M. (2012) On a Problem of M. Kambites Regarding Abundant Semigroups  Communications in Algebra: 40(12), 4439–4447.

• Ferreira, Marta; Gomes, M. Ivette; Leiva, V. (2012) On an extreme value version of the Birnbaum-Saunders distribution REVSTAT – Statistical Journal: 10(2), 181-210.

• Tsyganova, Yu.V.; Kulikova, Maria (2012) On efficient parametric identification methods for linear discrete stochastic systems Automation and Remote Control: 73(6), 962-975.

• Ferreira, Helena; Ferreira, Marta (2012) On extremal dependence of block vectors Kybernetika: 48(5), 988-1006.

• Ferreira, Marta; Ferreira, Helena (2012) On extremal dependence: some contributions TEST: 21(3), 566-583.

• Koplatadze, R. ; Pinelas, Sandra (2012) On oscillations of solutions of second order nonlinear difference equations Nonlinear Oscillations: 15(2), 194-203.

• Ferreira, Marta (2012) On the extremal behavior of a pareto process: an alternative for armax modeling Kybernetika: 48(1), 31-49.

• Silvestre, Ana Leonor; Takahashi, Takéo (2012) On the Motion of a Rigid Body with a Cavity Filled with a Viscous Liquid Proceedings of the Royal Society of Edinburgh Section A-Mathematics: 142(2), 391-423.

• Antunes, Pedro R. S.; Freitas, Pedro (2012) On the role of spectral markers and stability in spine models Journal of the Mechanical Behavior of Biomedical Materials: 14, 19-28.

• Bebiano, N.; Lemos, R.; Da Providencia, J.; Soares, Graça (2012) Operator Inequalities for J-Contractions Mathematical Inequalities & Applications: 15(4), 883-897.

• Thandapani, E.; Kavitha, N.; Pinelas, Sandra (2012) Oscillation criteria for second-order nonlinear neutral difference equations of mixed type Advances in Difference Equations: 4, 1-10.

• Pinelas, Sandra; Koplatadze, R. (2012) Oscillation of nonlinear difference equations with delayed argument Communications in Applied Analysis: 16(1), 87-96.

• Thandapani, E.; Piramanantham, V.; Pinelas, Sandra (2012) Oscillation theorems of fourth order nonlinear dynamic equations on time scales International Journal of Pure and Applied Mathematics: 76(4), 455-468.

• Grace, S.R.; Pinelas, Sandra; Agarwal, R. P. (2012) Oscillatory behaviour of odd order neutral delay dynamic equations on time-scales International Journal of Dynamical Systems and Differential Equations: 4(3), 187-197.

• Ferreira, Marta (2012) Parameter estimation and dependence characterization of the MAR(1) process ProbStat Forum: 5(12), 107-111.

• Ferreira, Helena; Pereira, L. (2012) Point processes of exceedances by random fields Journal of Statistical Planning and Inference: 142(3), 773-779.

• Hennig, Johanna; Matucci, Francesco (2012) Presentations for the Higher Dimensional Thompson's groups nV Pacific Journal of Mathematics: 257(1), 53--74.

• Howison, S.; Schwarz, Daniel (2012) Risk-Neutral Pricing of Financial Instruments in Emission Markets: A Structural Approach SIAM Journal on Financial Mathematics: 3(1), 709-739.

• Goncalves, Luzia; Oliveira, M. Rosário; Pascoal, C.; Pires, Ana M. (2012) Sample Size for Estimating a Binomial Proportion: Comparison of Different Methods Journal of Applied Statistics: 39(11), 2453-2473.

• Ramalho, S.; Moura, Alexandra; Gambaruto, A. M.; Sequeira, Adélia (2012) Sensitivity to Outflow Boundary Conditions and Level of Geometry Description for a Cerebral Aneurysm International Journal for Numerical Methods in Biomedical Engineering: 28(6-7), 697-713.

• Kulikov, Gennady Yu (2012) Solving the Order Reduction Phenomenon in Variable Step Size Quasi-Consistent Nordsieck Methods Computational Mathematics and Mathematical Physics: 52(11), 1547-1564.

• Avelino, Catarina P.; Santos, Altino F.  (2012) Spherical and planar folding tessellations by kites and equilateral triangles Australasian Journal of Combinatorics: 53, 109-125.

• Avelino, Catarina P.; Santos, Altino F.  (2012) Spherical f-tilings by scalene triangles and isosceles trapezoids, II Acta Mathematica Sinica, English Series: 28(5), 1013-1032.

• Ferreira, Helena; Ferreira, Marta (2012) Tail dependence between order statistics Journal of Multivariate Analysis: 105(1), 176-192.

• Couceiro, Miguel; Lehtonen, Erkko; Waldhauser, Tamás (2012) The arity gap of order-preserving functions and extensions of pseudo-Boolean functions Discrete Applied Mathematics: 160(4-5), 383-390.

• Gomes, M.I. ; Ferreira, Marta; Leiva, V. (2012) The Extreme Value Birnbaum-Saunders Model, its Moments and an Application in Biometry Biometrical Letters: 49(2), 81-94.

• Gillibert, Pierre (2012) The possible values of critical points between varieties of lattices Journal of Algebra: 362, 30-55.

• Kassabov, Martin; Matucci, Francesco (2012) The Simultaneous Conjugacy Problem in Groups of Piecewise Linear Functions Groups, Geometry and Dynamics: 6(2), 279--315.

• Carmonaa, René; Coulonb, Michael; Schwarz, Daniel (2012) The Valuation of Clean Spread Options: Linking Electricity, Emissions and Fuels  Quantitative Finance: 12(12), 1951-1965.

• Monteiro, Alexandra ; Carvalho, Anabela; Ribeiro, Isabel; Scotto, Manuel; Barbosa, Susana M.; Baldasano, José Maria; Pay, Maria Teresa; Miranda, Ana Isabel; Borrego, Carlos  (2012) Trends in ozone concentrations in the Iberian Peninsula by quantile regression and clustering Atmospheric Environment: 56, 184-193.

• A. Mahdy; Elshehabey, Hillal M. (2012) Uncertainties in physical property effects on viscous flow and heat transfer over a nonlinearly stretching sheet with nanofluids International Communications in Heat and Mass Transfer: 39(5), 713–719.

• Weiner, R.; Kulikov, Gennady Yu; Podhaisky, H. (2012) Variable-Stepsize Doubly Quasi-Consistent Parallel Explicit Peer Methods with Global Error Control Applied Numerical Mathematics: 62(10), 1591-1603.

• Sellountos, Euripides; Sequeira, Adélia; Polyzos, Demosthenes (2011) A New LBIE Method for Solving Elastodynamic Problems Engineering Analysis with Boundary Elements: 35(2), 185-190.

• Acebron, Juan; Rodriguez-Rozas, A. (2011) A new parallel solver suited for arbitrary semilinear parabolic partial differential equations based on generalized random trees Journal of Computational Physics: 230(21), 7891-7909.

• Araújo, João; Kinyon, M. (2011) An Elegant 3-Basis for Inverse Semigroups Semigroup Forum: 82(2), 319-323.