A. Ferragut, J. Llibre, M. A. Teixeira.
Periodic orbits for a class of $\mathcal C^1$ three-dimensional systems.
Rend. Circ. Mat. Palermo (2), 56(1), 101-115. 2007. [DOI]
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E. Freire, A. Gasull, A. Guillamon.
Limit cycles and Lie symmetries.
Bull. Sci. Math., 131, 501-517. 2007. [DOI]
Abstract

A. Garijo, A. Gasull, X. Jarque.
Local and global phase portrait of equation $z'=f(z)$.
Discrete Contin. Dyn. Syst., 17(2), 309-329. 2007. [DOI]
Abstract

A. Gasull, H. Giacomini, J. Torregrosa.
Explicit non-algebraic limit cycles for polynomial systems.
J. Comput. Appl. Math., 200(1), 448-457. 2007. [DOI]
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A. Gasull, J. Giné, M. Grau.
Multiplicity of limit cycles and analytic m-solutions for planar differential systems.
J. Differential Equations, 240, 375-398. 2007. [DOI]
Abstract

A. Gasull, M. Jolis.
Citacions al voltant de les matemàtiques.
Mat. Mat., 2007(2), 1-27. 2007. (In Catalan)
Abstract

A. Gasull, C. Li, C. Liu.
On the number of limit cycles bifurcating from a non-global degenerated center.
J. Math. Anal. Appl., 329(1), 268-280. 2007. [DOI]
Abstract

H. Giacomini, J. Giné, M. Grau.
The role of algebraic solutions in planar polynomial differential systems.
Math. Proc. Cambridge Philos. Soc., 143, 487-508. 2007.
Abstract

H. Giacomini, J. Giné, J. Llibre.
Corrigendum to: The problem of distinguishing between a center and a focus for nilpotent and degenerate analytic systems [J. Differential Equations, 227 (2006), no. 2, 406-426 ].
J. Differential Equations, 232(2), 702. 2007. [DOI]
Abstract

J. Giné.
On some open problems in planar differential systems and Hilbert's 16th problem.
Chaos Solitons Fractals, 31(5), 1118-1134. 2007.
Abstract

J. Giné.
On the centers of planar analytic diferential systems.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 17(9), 3061-3070. 2007.
Abstract

J. Giné.
On the origin of the gravitational quantization: The Titius-Bode Law.
Chaos Solitons Fractals, 32(2), 363-369. 2007.
Abstract

J. Giné.
On the number of algebraically independent Poincaré-Liapunov constants.
Appl. Math. Comput., 188, 1870-1877. 2007.
Abstract

J. Giné, J. Llibre.
Limit cycles of cubic polynomial vector fields via the averaging theory.
Nonlinear Anal., 66(8), 1707-1721. 2007. [DOI]
Abstract

A. Guillamon, M. Sabatini.
Geometric tools to determine the hyperbolicity of limit cycles.
J. Math. Anal. Appl., 331(2), 986-1000. 2007.
Abstract

C. Gutierrez, X. Jarque, J. Llibre, M. A. Teixeira.
Global injectivity of $\mathcal C^1$ maps of the real plane, inseparable leaves and the Palais-Smale condition.
Canad. Math. Bull., 50(3), 377-389. 2007. [DOI]
Abstract

V. Jiménez, J. Llibre.
A topological characterization of the w-limit sets for analytic flows on the plane, the sphere and the projective plane.
Adv. Math., 216(2), 677-710. 2007. [DOI]
Abstract

J. Llibre, C. A. Buzzi, P. R. Silva.
3-dimensional Hopf bifurcation via averaging theory.
Discrete Contin. Dyn. Syst., 17(3), 529-540. 2007. [DOI]
Abstract

J. Llibre, P. R. Silva.
Singularly perturbed quadratic polynomial differential systems on the plane.
Rev. Mat. Estatíst., 25, 137-150. 2007.
Abstract

J. Llibre, P. R. Silva, M. A. Teixeira.
Regularization of discontinuous vector fields on $ R^n$ via singular perturbation.
J. Dyn. Diff. Equat., 19(2), 309-331. 2007. [DOI]
Abstract