A. Gasull, J. Llibre.
Number of limit cycles for a polynomial family of differential equations.
Presented at VIII CEDYA, Santander, 1985. (In Spanish)
Abstract

J. Llibre.
The integrability of the equations of mechanics.
Butl. Soc. Catalana Ciénc. Fís. Quím. Mat. (2), 18, 43-50. 1985. (In Catalan)
Abstract

J. Llibre, J. Martínez Alfaro.
Ejection and collision orbits of the spatial restricted three-body problem.
Celestial Mech., 35(2), 113-128. 1985.
Abstract

J. Llibre, R. Martínez, C. Simó.
Tranversality of the invariant manifolds associated to the Lyapunov family of periodic orbits near $L_2$ in the restricted three-body problem.
J. Differential Equations, 58(1), 104-156. 1985.
Abstract

C. Piñol, J. Llibre.
Collision and ejection orbits in the elliptic spatial restricted three-body problem.
In VII CEDYA (Granada, 1984), 335-340. Univ. Granada, Granada, 1985.
Abstract

Ll. Alsedà.
Minimal periodic orbits and topological entropy of one dimensional maps.
PhD thesis, Universitat Autonoma de Barcelona, 1984.
Abstract

Ll. Alsedà, J. Llibre.
Minimal periodic orbits for continuous maps of the circle having a fixed point.
In 1-50. Universitat Autònoma de Barcelona, Barcelona, 1984.
Abstract

Ll. Alsedà, J. Llibre, R. Serra.
Minimal periodic orbits for continuous maps of the interval.
Trans. Amer. Math. Soc., 286(2), 595-627. 1984.
Abstract

J. Casasayas.
Qualitative analysis of the anisotropic Kepler problem.
PhD thesis, Universitat Autònoma de Barcelona, 1984.
Abstract

J. Casasayas, J. Llibre.
Classes of motion in the anisotropic Kepler problem.
In V CEDYA (Puerto de la Cruz, 1982), 459-468. Univ. La Laguna, La Laguna, 1984.
Abstract

J. Casasayas, J. Llibre.
Qualitative analysis of the anisotropic Kepler problem.
Mem. Amer. Math. Soc., 52(312), viii+115. 1984.
Abstract

J. Chavarriga, A. Aubanell.
Periodic orbits for Chebyshev polynomials.
In V CEDYA (Tenerife, 1982), 411-442. 1984.

B. Coll.
On quadratic systems with a unique fine singularity.
Masters thesis, Universitat Autònoma de Barcelona, Bellaterra, September, 1984.
Abstract

J. Llibre.
Celestial mechanics in the works of Poincaré.
In The development of mathematics in the nineteenth century, 91-105. Inst. Estudis Cat., Barcelona, 1984.
Abstract

J. Llibre.
On the extendable regular integrals of the n-body problem.
J. Differential Equations, 54(2), 221-230. 1984.
Abstract

J. Llibre.
Periods of continuous mappings of the interval and the circle.
Butl. Soc. Catalana Ciénc. Fís. Quím. Mat. (2), 17, 47-51. 1984. (In Catalan)
Abstract

M. Ollé.
Contribution to the restricted eliptic thre body problem.
Masters thesis, Universitat Autònoma de Barcelona, Bellaterra, September, 1984.

Ll. Alsedà, J. Llibre, R. Serra.
Minimal periodic orbits for continous maps of the interval.
In VI CEDYA (Jaca, 1983), 176-181. 1983.
Abstract

Ll. Alsedà, R. Serra.
The simple periodic orbits in unimodal maps.
Lect. Not. Physics, 179, 248-249. 1983.
Abstract

P. Ara, F. Cedó, A. Gasull.
El problema dels tres recipients (secció problemes i jocs).
Butl. Soc. Catalana Ciénc. Fís. Quím. Mat. (2), 14(1), 57-62. 1983. (In Catalan)
Abstract