Piecewise linear differential systems with two real saddles JC ARTÉS, J LLIBRE, JC MEDRADO, MA TEIXEIRA Mathematics and Computers in Simulation 95, 13-22, 2014 | 93 | 2014 |

Uniqueness of limit cycles for sewing planar piecewise linear systems JC Medrado, J Torregrosa Journal of Mathematical Analysis and Applications 431 (1), 529-544, 2015 | 64 | 2015 |

Generic bifurcation of refracted systems JCR MEDRADO, CA Buzzi, MA TEIXEIRA Advances in Mathematics 234, 653-666, 2013 | 40* | 2013 |

Phase portraits of reversible linear differential systems with cubic homogeneous polynomial nonlinearities having a non-degenerate center at the origin CA Buzzi, J Llibre, JCR Medrado Qualitative Theory of Dynamical Systems 7 (2), 369-403, 2009 | 37 | 2009 |

On the invariant hyperplanes for d-dimensional polynomial vector fields J Llibre, JC Medrado Journal of Physics A: Mathematical and Theoretical 40 (29), 8385, 2007 | 37 | 2007 |

Darboux integrability and reversible quadratic vector fields JCR MEDRADO, J LLIBRE The Rocky Mountain Journal of Mathematics 35 (6), 1999-2057, 2005 | 31* | 2005 |

Hopf and zero-Hopf bifurcations in the Hindmarsh–Rose system C Buzzi, J Llibre, J Medrado Nonlinear dynamics 83, 1549-1556, 2016 | 25 | 2016 |

Symmetric singularities of reversible vector fields in dimension three JC da Rocha Medrado, MA Teixeira Physica D: Nonlinear Phenomena 112 (1-2), 122-131, 1998 | 25 | 1998 |

Crossing limit cycles for piecewise linear differential centers separated by a reducible cubic curve J Jimenez, J Llibre, J Medrado Electronic Journal of Qualitative Theory of Differential Equations 2020 (19 …, 2020 | 19 | 2020 |

Bifurcation of limit cycles from a centre in ℝ^{4} in resonance 1:*N*CA Buzzi, J Llibre, JC Medrado, J Torregrosa Dynamical Systems 24 (1), 123-137, 2009 | 18 | 2009 |

Periodic orbits for a class of reversible quadratic vector field on R3 CA Buzzi, J Llibre, JC Medrado Journal of mathematical analysis and applications 335 (2), 1335-1346, 2007 | 16 | 2007 |

Nonexistence of limit cycles for a class of structurally stable quadratic vector fields JC Artés, J Llibre, JC Medrado Discrete and Continuous Dynamical Systems 17 (2), 259-270, 2006 | 15 | 2006 |

Limit cycles of continuous and discontinuous piecewise-linear differential systems in R3 BR De Freitas, J Llibre, JC Medrado Journal of Computational and Applied Mathematics 338, 311-323, 2018 | 14 | 2018 |

Limit cycles in 4-star-symmetric planar piecewise linear systems CA Buzzi, JC Medrado, J Torregrosa Journal of Differential Equations 268 (5), 2414-2434, 2020 | 13 | 2020 |

On persistent centers A Cima, A Gasull, JC Medrado Bulletin des sciences mathematiques 133 (6), 644-657, 2009 | 11 | 2009 |

Invariant meridians and parallels for polynomial vector fields on the torus J Llibre, JC Medrado Bull. Sci. Math. 135, 1-9, 2011 | 10 | 2011 |

On the limit cycles of a class of piecewise linear differential systems in ℝ4 with two zones CA Buzzi, J Llibre, JC Medrado Mathematics and Computers in Simulation 82 (4), 533-539, 2011 | 6 | 2011 |

Codimension-two singularities of reversible vector fields in 3D JC da Rocha Medrado, MA Teixeira Qualitative Theory of Dynamical Systems 2 (2), 399-428, 2001 | 5 | 2001 |

New family of centers for polynomial vector fields of arbitrary degree A Cima, J Llibre, JC Medrado Communications on Applied Nonlinear Analysis 17 (2), 15-24, 2010 | 4 | 2010 |

Limit cycles for singular perturbation problems via inverse integrating factor J Llibre, JCR Medrado, PR Da Silva Boletim da Sociedade Paranaense de Matematica, 41-52, 2008 | 4 | 2008 |