Ll. Alsedà,
J. Llibre,
F. Mañosas, M. Misiurewicz.
Topological entropy for circle maps of degree one.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 382-391. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
Ll. Alsedà,
J. Llibre, M. Misiurewicz.
Periodic orbits of maps of Y.
Trans. Amer. Math. Soc., 313(2), 475-538. 1989.
Abstract
Ll. Alsedà,
J. Llibre, M. Misiurewicz, C. Tresser.
Periods and entropy for Lorenz-like maps.
Ann. Inst. Fourier (Grenoble), 39(4), 929-952. 1989.
Abstract
Ll. Alsedà,
F. Mañosas.
Kneading theory for a class of circle maps.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 392-398. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
Ll. Alsedà, J. M. Moreno.
Lower bounds of the topological entropy of maps of Y.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 399-407. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
C. Alsina,
J. Llibre, C. Mira, C. Simó, G. Targonski, R. Thibault.
European Conference on Iteration Theory, (ECIT'87).
World Scientific Publishing Co. Inc., Teaneck NJ, 1989. Proceedings of the conference held in Caldes de Malavella, September 20-26, 1987.
Abstract
M. Carbonell,
J. Llibre.
Hopf bifurcation, averaging methods and Liapunov quantities for polynomial systems with homogeneous nonlinearities.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 145-160. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
M. Carbonell,
J. Llibre.
Limit cycles of polynomial systems with homogeneous nonlinearities.
J. Math. Anal. Appl., 142(2), 573-590. 1989. (With the collaboration of Bartomeu Coll)
Abstract
M. Carbonell,
J. Llibre.
Chordal cubic systems.
Publ. Mat., 33(2), 253-311. 1989.
Abstract
F. Cedó,
J. Llibre.
Symmetric central configurations of the spatial n-body problem.
J. Geom. Phys., 6(3), 367-394. 1989.
Abstract
A. Cima,
J. Llibre.
Configurations of fans and nests of limit cycles for polynomial vector fields in the plane.
J. Differential Equations, 82(1), 71-97. 1989.
Abstract
A. Cima,
J. Llibre.
On the configurations of limit cycles for polynomial vector fields in the plane.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 416-420. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
B. Coll,
A. Gasull,
J. Llibre.
Uniqueness of limit cycles for a class of Liénard systems with applications.
J. Math. Anal. Appl., 141(2), 442-450. 1989.
Abstract
A. Gasull.
Differential equations that can be transformed into equations of Liénard type.
In Actas del XVLL Colloquio Brasileiro de Matematica, . 1989.
Abstract
A. Gasull.
Disappearance of limit cycles for some families of planar vector fields.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 225-230. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
A. Guillamon.
An overview of mathematics in nineteenth-century in Catalonia.
Butl. Soc. Catalana Mat., 4, 47-67. 1989.
Abstract
J. Llibre, P. Mumbrú.
Renormalisation and periodic structure for bimodal maps.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 253-262. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
J. Llibre, C. Piñol.
Transversal ejection-collision orbits for the restricted three-body problem.
In European Conference on Iteration Theory (Caldes de Malavella, 1987), 263-270. World Sci. Publishing, Teaneck NJ, 1989.
Abstract
A. Nunes.
Separatrix surfaces and invariant manifolds of a class of integrable Hamiltonian systems and their perturbations.
PhD thesis, Universitat Autònoma de Barcelona, Bellaterra, September, 1989.
Abstract
Y. Q. Ye, W. Y. Ye,
J. C. Artés.
Bifurcation of saddle-node and separatrix cycle with the variation of the parameter in a certain quadratic differential system.
Ann. Differential Equations, 5(1), 99-106. 1989.
Abstract
