Papers in International Journals

• Santa-Clara, Catarina (1998) Extending modules with injective or semisimple summands J. Pure Applied Algebra: 127, 193-203.

• Gomes, Gracinda M. S.; Szendrei, Mária B. (1998) Idempotent pure extensions of inverse semigroups via quivers J. Pure Applied Algebra: 127, 15-38.

• Morais, M. C. ; Natário, I. (1998) Improving an upper one-sided c-chart Communications in Statistics - Theory and Methods: 27(2), 353–364.

• Santa-Clara, Catarina; Silva, F. C. (1998) On infinite Goldie dimension J. Algebra: 205, 617-625.

• Gouveia, M. J.; (previously Saramago, M. J.) (1998) Optimal natural dualities for some quasivarieties of distributive double p-algebras Acta Math. Univ. Comenianae: 67, 249-272.

• Gomes, Gracinda M. S.; Howie, John M. (1998) Semigroups with zero whose idempotents form a subsemigroup Proc. Royal Soc. Edinburgh: 128A, 265-281.

• Morais, M. C. ; Pacheco, António (1998) Two stochastic properties of one-sided exponentially weighted moving average control charts Communications in Statistics - Simulation and Computation: 27(4), 937–952.

• Lima, Pedro M.; Diogo, Teresa (1997) An extrapolation method for a Volterra integral equation with weakly singular kernel, Applied Numerical Mathematics: 24, 131--148.

• Branco, Mário J. J. (1997) The Kernel Category and Variants of the Concatenation Product Internat. J. Algebra Comput.: 7, 487-509.

• Gomes, Gracinda M. S.; Howie, John M. (1996) A P-theorem for inverse semigroups with zero Portugaliae Math.: 53 (3), 257-278.

• Santa-Clara, Catarina; Smith, Patrick F. (1996) Extending modules which are direct sums of injective modules and semisimple modules Comm. Algebra: 24 (11), 3641-3651.

• Guedes Soares, Carlos; Ferreira, Ana; Cunha, Carla (1996) Linear Models of the Time Series of Significant Wave Height in the Southwest Coast of Portugal Coastal Engineering: 29, 149-167.

• Guedes Soares, Carlos; Ferreira, Ana (1996) Representation of Non-Stationary Time Series of Significant Wave Height With Autoregressive Models Probabilistic Engineering Mechanics: 11, 139-148.

• Gomes, Gracinda M. S.; Howie, John M. (1995) Idempotent endomorphisms of an independence algebra of finite rank Proc. Edinb. Math. Soc.: 38, 107-116.

• Diogo, Teresa; McKee, S; Tang, T. (1994) Collocation methods for Volterra integral equations with weakly singular kernel  Proceedings of the Royal Society of Edinburgh: 124A, 199--210.

• Branco, Mário J. J. (1994) On the Pin-Thérien Expansion of Idempotent Monoids Semigroup Forum: 49, 329-334.

• Fountain, John; Gomes, Gracinda M. S. (1994) Proper left type-A covers Portugaliae Math.: 51 (4), 305-319.

• Gomes, Gracinda M. S. (1993) A characterisation of the group congruences on a semigroup Semigroup Forum: 46, 48-53.

• Fountain, J.B.; Gomes, Gracinda M. S. (1993) Proper left type-A monoids revisited Glasgow Math. J.: 35, 293-306.

• T.Tang; S.McKee; Diogo, Teresa (1992)  Product integration methods for an integral equation with logarithmic singular kernel, Appl. Numer. Math. Applied Numerical Mathematics: 9, 259--266.

• Gomes, Gracinda M. S. (1992) Group congruences on eventually inverse semigroup Portugal. Math.: 49 (4), 417-428.

• Fountain, J.B.; Gomes, Gracinda M. S. (1992) Left proper E-dense monoids J. Pure Appl. Algebra: 80, 1-27.

• Gomes, Gracinda M. S.; Howie, J.M. (1992) On the ranks of certain semigroups of order-preserving transformations Semigroup Forum: 45, 272-282.

• Diogo, Teresa; McKee, S; Tang, T. (1991) A Hermite-type collocation method for the solution of an integral equation with a certain weakly singular kernel, IMA J. Numer. Anal.  IMA J. Numerical Analysis: 11, 595-605.

• Fountain, J.B.; Gomes, Gracinda M. S. (1990) The Szendrei expansion of a semigroup Mathematika: 37, 251-260.

• Gomes, Gracinda M. S. (1988) Orthodox congruences on regular semigroups Semigroup Forum: 37, 149-166.

• Gomes, Gracinda M. S.; Howie, J.M. (1987) Nilpotents in finite symmetric inverse semigroups Proc. Edinburgh Math. Soc.: 30, 383-395.

• Gomes, Gracinda M. S.; Howie, J.M. (1987) On the ranks of certain finite semigroups of transformations Math. Proc. Cambridge Philos. Soc.: 101, 395-403.

• Gomes, Gracinda M. S. (1986) Some results on congruences on R-unipotent semigroups Semigroup Forum: 33, 175-185.

• Gomes, Gracinda M. S. (1986) The lattice of R-unipotent congruences on a regular semigroup Semigroup Forum: 33, 159-173.

• Gomes, Gracinda M. S. (1985) R-unipotent congruences on regular semigroups Semigroup Forum: 31, 265-280.

• Gomes, Gracinda M. S. (1983)  On left quasinormal orthodox semigroups Proc. Roy. Soc. Edinburgh: 95A, 59-71.

• Blyth, T. S.; Gomes, Gracinda M. S. (1983) On the compatibility of the natural order on a regular semigroup Proc. Roy. Soc. Edinburgh: 94A, 79-84.

Books

• Kulikov, Gennady Yu; Kulikova, Maria (2024) State Estimation for Nonlinear Continuous-Discrete Stochastic Systems: Numerical Aspects and Implementation Issues Springer, Cham, 780 p. Hardcover ISBN: 978-3-031-61370-8, Softcover ISBN: 978-3-031-61373-9, eBook ISBN: 978-3-031-61371-5..

• Morais, M. C.  (2024) Stochastic Processes: Theory, Examples & Exercises IST Press (500 pages), ISBN: 978-989-9208-00-1.

• Morais, M. C.  (2023) Probabilidades e Estatística: Teoria, Exemplos & Exercícios (2a. edição) IST Press (584 pages), ISBN: 978-989-8481-78-8.

• Morais, M. C.  (2020) Probabilidades e Estatística: Teoria, Exemplos & Exercícios IST Press (584 pages), ISBN: 978-989-8481-78-8.

• Amado, Conceição; Nunes, Cláudia; Sardinha, Alberto (2019) Análise estatística de dados financeiros SPE (183p): ISBN: 978-972-8890-43-8.

• Farina, A.; Fusi, L.; Mikelic, A.; Saccomandi, G.; Sequeira, Adélia; Toro, E. (2018) Non-Newtonian Fluid Mechanics and Complex Flows Series: C.I.M.E. Foundation Subseries, Springer International Publishing : ISBN: 978-3-319-74795-8, DOI: 10.1007/978-3-319-74796-5.

• Fasano, A.; Sequeira, Adélia (2017) Hemomath - The Mathematics of Blood Series: MS&A - Modelling, Simulation and Applications, Springer Verlag: ISBN 978-3-319-60512-8, DOI 10.1007/978-3-319-60513-5.

• Radulescu, V.; Sequeira, Adélia; Solonnikov, V. (2016) Recent Advances in Partial Differential Equations and Applications CONM – Contemporary Mathematics, AMS.

• Turkman, Kamil, F.; Scotto, Manuel; de Zea Bermudez, Patricia (2014) Non-Linear Time Series: Extreme Events and Integer Value Problems Springer & Verlag, ISBN 978-3-319-07027-8.

• Ramos, Patrícia F. (2013) Misleading signals in joint schemes for location and spread Lambert academic publishing.

• Semushin, I. V.; Tsyganova, Yu. V.; Kulikova, Maria; Fatyanova, O. A. ; Kondratiev, A. E.  (2011) Adaptive systems of filtering, control and fault detection Ulyanovsk State University, Ulyanovsk: ISBN 978-5-88866-399, 286 pp. (in Russian).

• Gomes, Gracinda M. S. (2011) Anéis e Corpos - uma introdução Textos de Matemática, DM-FCUL: 22.

• Teodoro, Filomena; Morgado, M. Luísa; Perdicoullis, Teresa (2010) Métodos Estatísticos em Ciências Biomédicas Série didáctica Ciências Aplicadas, 400,Universidade de Trás os Montes e Alto Douro (UTAD): ISBN 978-972-669-018-2.

• Teodoro, Filomena; Morgado, M. Luísa; Perdicoulis, Teresa (2010) Métodos Numéricos em Ciências Biomédicas Série didáctica Ciências Aplicadas, 394,Universidade de Trás os Montes e Alto Douro (UTAD): ISBN 978-972-669-017-5.

• de Haan, Laurens; Ferreira, Ana (2006) Extreme Value Theory: An Introduction Springer, Boston.

• Vilares, Manuel J.; Lopes, António M.; Melro, Francisco; Teodoro, Filomena (1996) Analise de conjuntura : estudo metodologico Ministério da Indústria e Energia. Gabinete de Estudos e Planeamento..

Papers or Chapters in Edited Books

• Morais, M. C.  (2026) May 16, 1924–2024: Celebrating the Centenary of Shewhart’s Quality Control Chart Frontiers in Statistical Quality Control (Vol. 14).