J. Llibre, J. S. Pérez del Río, J. Á. Rodríguez.
Averaging analysis of a perturbated quadratic center.
Nonlinear Anal., 46(1, Ser. A: Theory Methods), 45-51. 2001. [DOI]
Abstract

J. Llibre, A. E. Teruel, C. Valls, A. Fuente.
Phase portraits of the two-body problem with Manev potential.
J. Phys. A, 34(9), 1919-1934. 2001. [DOI]
Abstract

J. Llibre, X. Zhang.
Invariant algebraic surfaces of the Belousov-Zhabotinskii systems.
Comput. Appl. Math., 20(01/02/09), 195-219. 2001. (Special issue in celebration of M. M. Peixoto's 80th birthday)
Abstract

J. Llibre, X. Zhang.
On the number of limit cycles for some perturbed Hamiltonian polynomial systems.
Dyn. Contin. Discrete Impuls. Syst. Ser A: Math Anal., 8(2), 161-181. 2001.
Abstract

J. Llibre, X. Zhang.
Polynomial first integrals of quadratic systems.
Rocky Mountain J. Math., 31, . 2001. [DOI]
Abstract

J. Llibre, X. Zhang.
Topological phase portraits of planar semi-linear quadratic vector fields.
Houston J. Math., 27(2), 247-296. 2001.
Abstract

J. M. Mondelo.
Contribution to the study of Fourier methods for quasi-periodic functions and the vicinity of the collinear libration points.
PhD thesis, Universitat de Barcelona, 2001.
Abstract

J. Rodellar, V. Mañosa, E. Reithmeier, G. Ehret.
Vibration control of structures with uncertainties due to coupled subsystems.
In European Control Conference (Porto, 2001), 78-83. 2001.
Abstract

Ll. Alsedà, N. Fagella.
Dynamics on Hubbard trees.
Fund. Math., 164(2), 115-141. 2000. [DOI]
PreprintAbstract

Ll. Alsedà, J. Llibre, M. Misiurewicz.
Combinatorial dynamics and entropy in dimension one. Second Edition.
World Scientific Publishing Co. Inc., River Edge NJ, 2000. [DOI]
Link at publisherAbstract

Ll. Alsedà, F. Mañosas, P. Mumbrú.
Minimizing topological entropy for continuous maps on graphs.
Ergodic Theory Dynam. Systems, 20(6), 1559-1576. 2000. [DOI]
Abstract

Ll. Alsedà, J. M. Moreno.
On the rotation sets for non-continuous circle maps.
Acta Math. Univ. Comenian. (N.S.), 69(1), 115-125. 2000.
Abstract

L. Cairó, J. Llibre.
Darboux integrability for 3D Lotka-Volterra systems.
J. Phys. A, 33(12), 2395-2406. 2000. [DOI]
Abstract

L. Cairó, J. Llibre.
Integrability of the 2D Lotka-Volterra system via polynomial first integrals and polynomial inverse integrating factors.
J. Phys. A, 33(12), 2407-2417. 2000. [DOI]
Abstract

L. Cairó, J. Llibre.
Phase portraits of planar semi-homogeneous vector fields. II.
Nonlinear Anal., 39(3), 351-363. 2000. [DOI]
Abstract

J. S. Canovas, A. Falcó.
The set of periods for a class of skew-products.
Discrete Contin. Dyn. Syst., 6(4), 893-900. 2000.
Abstract

J. Chavarriga, I. A. García, J. Giné.
Polynomial infinitesimal generators of Lie's symmetries for polynomial planar vector fields.
In International Conference on Differential Equations, (Berlin, 1999), 1421-1423. World Sci. Publishing, River Edge, NJ, 2000.

J. Chavarriga, I. A. García, J. Giné.
El problema del centre focus.
Varia Mathematica, 1, 175-191. 2000. (In Catalan)
Abstract

J. Chavarriga, I. A. García, J. Giné, E. Ribereau.
Quadratic systems having third degree invariant algebraic curves.
Rev. Roumaine Math. Pures Appl., 45(1), 93-106. 2000.

J. Chavarriga, H. Giacomini, J. Giné.
Polynomial inverse integrating factors.
Ann. Differential Equations, 16(4), 320-329. 2000.