H. Liang, J. Torregrosa.
Weak-foci of high order and cyclicity.
Qual. Theory Dyn. Syst., 16, 235-248. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre.
On the central configurations of the n-body problem.
Appl. Math. Non. Sciences, 2(2), 509-518. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, A. Makhlouf.
Periodic solutions of some classes of continuous second-order differential equations.
Discrete Contin. Dyn. Syst. Ser. B, 22(2), 477-482. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, D. D. Novaes, C. A. B. Rodrigues.
Averaging theory at any order for computing limit cycles of discontinuous piecewise differential systems with many zones.
Phys. D, 353-354, 1-10. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, R. D. S. Oliveira, C. Valls.
On the Darboux integrability of a three–dimensional forced–damped differential system.
J. Nonlinear Math. Phys., 24(4), 473-494. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, R. O. Ramírez, V. Ramírez.
An inverse approach to the center-focus problem for polynomial differential system with homogenous nonlinearities.
J. Differential Equations, 263, 3327-3369. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, M. A. Teixeira.
Piecewise linear differential systems without equilibria produce limit cycles?
Nonlinear Dynam., 88, 157-164. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, D. J. Tonon.
Symmetric periodic orbits for the collinear charged 3-body problem.
J. Math. Phys., 58, 022702. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
On the Darboux integrability of the logarithmic galactic potentials.
J. Geom. Phys., 121, 279-287. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Limit cycles for a variant of a generalized Riccati equation.
Appl. Math. Lett., 68, 76-79. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
On the integrability of the 5-dimensional Lorenz system for the gravity-wave activity.
Proc. Amer. Math. Soc., 145(2), 665-679. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
On the dynamics of a model with coexistence of three attractors: a point, a periodic orbit and a strange attractor.
Math. Phys. Anal. Geom., 20(2), 1-12. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Polynomial solutions of equivariant polynomial Abel differential equations.
Adv. Nonlinear Stud., . 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
On the uniqueness of algebraic limit cycles for quadratic polynomial differential systems with two pairs of equilibrium points at infinity.
Geom. Dedicata, 191, 37-52. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Proper rational and analytic first integrals for asymmetric 3-dimensional Lotka-Volterra systems.
J. Nonlinear Math. Phys., 24(3), 393-404. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Darboux polynomials, balances and Painlevé property.
Regul. Chaotic Dyn., 22(5), 543-550. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, D. Xiao.
Dynamics, integrability and topology for Lotka-Volterra Hamiltonian systems in $R^4$.
J. Differential Equations, 262(3), 2231-2253. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, X. Zhang.
Limit cycles of the classical Liénard differential systems: a survey on the Lins Neto, de Melo and Pugh’s conjecture.
Exposition. Math., 35, 386-299. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, X. Zhang.
Dynamics of some three dimensional Lotka-Volterra systems.
Mediterranean J. Math., 14(126), 13 pages. 2017. [DOI]
PreprintAbstractPreprint at DDDUAB

M. Llorens.
Estudi de la dinàmica d’algunes aplicacions al pla.
PhD thesis, Universitat Autònoma de Barcelona, Bellaterra, Barcelona, October, 2017.
Full PDFPreprint at DDDUAB