Publications
Counting persistent pitchforks. In: Real and complex singularities (São Carlos, 1998). Vol 412. Chapman & Hall/CRC, Boca Raton, FL; 2000. 2. p. 215-222p. (Chapman & Hall/CRC Res. Notes Math.; vol 412).
The disappearance of the limit cycle in a mode interaction problem with $Z_2$ symmetry. Nonlinearity. 1997;10:425-432.
Stability in simple heteroclinic networks in R4. Dynamical Systems: an International Journal. 2014;29(4):451-481.Edit
Phase precession through acceleration of local theta rhythm: A biophysical model for the interaction between place cells and local inhibitory neurons. Journal of Computational Neuroscience. 2012;33:141-150.
Numerical solution of a PDE system with non-linear steady state conditions that translates the air stripping pollutants removal. Vol Nonlinear Science and Complexity Springer Netherlands 2011.Edit
Direct perturbations of aggregate excess demand. J. Math. Econom.. 2010;46:562-571.Edit
[2008-31] Finiteness of Walrasian equilibria .Edit
Intrinsic complete transversals and the recognition of equivariant bifurcations. In: E{QUADIFF} 2003. World Sci. Publ., Hackensack, NJ; 2005. 4. p. 458-463p. Edit
Construction of heteroclinic networks in R4. Nonlinearity. 2016;29:3677-3695.Edit
A feedforward model for the formation of a grid field where spatial information is provided solely from place cells. Biological Cybernetics. 2014;108:133-143.
[2015-21] Switching in heteroclinic networks .Edit
From singularity theory to finiteness of Walrasian equilibria. Math. Social Sci.. 2013;66:169-175.Edit
Mixed-mode solutions in mode interaction problems with symmetry. In: Dynamics, bifurcation and symmetry ({C}argèse, 1993). Vol 437. Kluwer Acad. Publ., Dordrecht; 1994. 6. p. 69-77p.
Symmetry and bifurcation of periodic solutions in Neumann boundary value problems. Port. Math.. 2008;65:373-385.
[2008-35] Graded geometry and Poisson reduction .Edit
A Routing/Assignment Problem in Garden Maintenance Services. Vol Operational Research. CIM Series in Mathematical Sciences, vol 4 Cham: Springer 2015.Edit
Routing and assignment of clients of garden maintenance services. Vol Livro de atas do XVI Congresso da Associação Portuguesa de Investigação Operacional. Instituto Politécnico de Bragança ed. Portugal, Bragança: Instituto Politécnico de Bragança 2013.Edit
On the delta set and the Betti elements of a BF-monoid. Arab. J. Math. (Springer). 2012;1:53-61.Edit
The catenary and tame degree in finitely generated commutative cancellative monoids. Manuscripta Math.. 2006;120:253-264.Edit
Computing the elasticity of a Krull monoid. Linear Algebra Appl.. 2001;336:191-200.Edit
Elements in a numerical semigroup with factorizations of the same length. Canad. Math. Bull.. 2011;54:39-43.Edit