N. Fagella, J. Llibre.
Periodic points of holomorphic maps via Lefschetz numbers.
Trans. Amer. Math. Soc., 352(10), 4711-4730. 2000. [DOI]
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M. Falconi, E. A. Lacomba, J. Llibre.
Infinity manifolds of cubic polynomial Hamiltonian vector fields with 2 degrees of freedom.
In Hamiltonian systems and celestial mechanics (Pátzcuaro, 1998), 138-160. World Sci. Publishing, River Edge NJ, 2000.
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C. García Gómez, A. Garijo, E. Athanassoula.
Formation of cD galaxies within dark matter distributions.
In Dynamics of Galaxies: from the Early Universe to the Present, 15th IAP meeting held in Paris, France, July 9-13, 1999, 397-398. ASP Conference Series, 2000.
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A. Gasull.
Algunes aplicacions dels fractals a la medicina.
2000. (In Catalan)
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A. Gasull.
Non elementary mathematics in the daily life.
Varia Mathematica, 1, 15-30. 2000. (In Catalan)
Abstract

A. Gasull, A. Guillamon, V. Mañosa.
Phase portrait of Hamiltonian systems with homogeneous nonlinearities.
Nonlinear Anal., 42(4), 679-707. 2000.
Abstract

A. Gasull, J. Llibre, V. Mañosa, F. Mañosas.
The focus-centre problem for a type of degenerate system.
Nonlinearity, 13(3), 699-729. 2000.
AbstractFull PDF

A. Gasull, R. Prohens.
Simple examples of one-parameter planar bifurcations.
Extracta Math., 15(1), 219-229. 2000.
Abstract

H. Giacomini, J. Llibre, M. Viano.
On the shape of limit cycles that bifurcate from Hamiltonian centers.
Nonlinear Anal., 41(03/04/09), 523-537. 2000.
Abstract

X. Jarque, Z. Nitecki.
Hamiltonian stability in the plane.
Ergodic Theory Dynam. Systems, 20(3), 775-799. 2000.
AbstractFull PDF

E. A. Lacomba, J. Llibre.
On the dynamics and topology of the elliptic rectilinear restricted 3-body problem.
Celestial Mech. Dynam. Astronom., 77(1), 1-15. 2000.
Abstract

C. Li, W. Li, J. Llibre, Z. Zhang.
Linear estimate for the number of zeros of Abelian integrals for quadratic isochronous centres.
Nonlinearity, 13(5), 1775-1800. 2000.
Abstract

C. Li, W. Li, J. Llibre, Z. Zhang.
On the limit cycles of polynomial differential systems with homogeneous nonlinearities.
Proc. Edinb. Math. Soc. (2), 43(3), 529-543. 2000.
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J. Llibre.
A short view of the univers.
Varia Mathematica, 1, 1-14. 2000. (In Catalan)
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J. Llibre.
Chaos in the solar system.
Varia Mathematica, 1, 165-174. 2000. (In Catalan)
Abstract

J. Llibre, J. S. Pérez del Río, J. Á. Rodríguez.
Phase portraits of a new class of integrable quadratic vector fields.
Dyn. Contin. Discrete Impuls. Syst. Ser A: Math Anal., 7(4), 595-616. 2000.
Abstract

J. Llibre, J. S. Pérez del Río, J. Á. Rodríguez.
Structural stability of planar semi-homogeneous polynomial vector fields. Applications to critical points and to infinity.
Discrete Contin. Dyn. Syst., 6(4), 809-828. 2000.
Abstract

J. Llibre, G. Rodríguez.
Invariant hyperplanes and Darboux integrability for d-dimensional polynomial differential systems.
Bull. Sci. Math., 124(8), 599-619. 2000.
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J. Llibre, X. Zhang.
Invariant algebraic surfaces of the Rikitake system.
J. Phys. A, 33(42), 7613-7635. 2000.
Abstract

V. Mañosa.
Sobre l'ensenyament de les Matemàtiques a l'enginyeria, I.
Thecknos, 38, 25-27. 2000.
Abstract