Existence of multiple symmetric positive solutions of higher order Lidstone problems B Zhang, X Liu Journal of Mathematical Analysis and Applications 284 (2), 672-689, 2003 | 52 | 2003 |

Oscillation criteria of certain delay dynamic equations on time scales B Zhang, X Yan, X Liu Journal of Difference Equations and Applications 11 (10), 933-946, 2005 | 17 | 2005 |

Existence of a positive solution for a right focal discrete boundary value problem DR Anderson, RI Avery, J Henderson, X Liu, JW Lyons Journal of Difference Equations and Applications 17 (11), 1635-1642, 2011 | 10 | 2011 |

Operator type expansion-compression fixed point theorem. DR Anderson, RI Avery, J Henderson, X Liu Electronic Journal of Differential Equations 2011 (42), 1-11, 2011 | 9 | 2011 |

Omitted ray fixed point theorem R Avery, J Henderson, X Liu Journal of Fixed Point Theory and Applications 17 (2), 313-330, 2015 | 8 | 2015 |

Fixed point theorem utilizing operators and functionals DR Anderson, RI Avery, J Henderson, X Liu Electronic Journal of Qualitative Theory of Diﬀerential Equations, 1-16, 2012 | 8 | 2012 |

Nonoscillations for odd-dimensional systems of linear retarded functional differential equations X Liu, B Zhang Journal of mathematical analysis and applications 290 (2), 481-496, 2004 | 7 | 2004 |

Existence of solutions to a discrete fourth order periodic boundary value problem JR Graef, L Kong, X Liu Journal of Difference Equations and Applications 22 (8), 1167-1183, 2016 | 6 | 2016 |

Application of a functional type compression expansion fixed point theorem for a right focal boundary value problem on a time scale X Liu, JT Neugebauer, S Sutherland Communications on Applied Nonlinear Analysis 19 (2), 25-39, 2012 | 6 | 2012 |

Right focal boundary value problems for difference equations J Henderson, X Liu, JW Lyons, JT Neugebauer Opuscula Mathematica 30 (4), 447-456, 2010 | 5 | 2010 |

Distribution-free models for latent mixed population responses in a longitudinal setting with missing data H Zhang, L Tang, Y Kong, T Chen, X Liu, Z Zhang, B Zhang Statistical methods in medical research 28 (10-11), 3273-3285, 2019 | 4 | 2019 |

Compression fixed point theorems of operator type RI Avery, JR Graef, X Liu Journal of Fixed Point Theory and Applications 17 (1), 83-97, 2015 | 4 | 2015 |

Simulating comparisons of different computing algorithms fitting zero-inflated Poisson models for zero abundant counts X Liu, B Winter, L Tang, B Zhang, Z Zhang, H Zhang Journal of Statistical Computation and Simulation 87 (13), 2609-2621, 2017 | 2 | 2017 |

Multiple Fixed Point Theorems Utilizing Operators and Functionals D Anderson, R Avery, J Henderson, X Liu Communications in Applied Analysis 16 (3), 377-387, 2012 | 2 | 2012 |

BVP’s with odd differences of gaps in boundary conditions for nth order ODE’s by matching solutions J Henderson, X Liu Computers & Mathematics with Applications 62 (10), 3722-3728, 2011 | 2 | 2011 |

Nonlocal boundary-value problems for n-th order ordinary diﬀerential equations by matching solutions X Liu Electronic Journal of Differential Equations 2011 (17), 1-9, 2011 | 2 | 2011 |

Boundary value problems with gaps in boundary conditions for differential equations by matching solutions X Liu Communications on Applied Nonlinear Analysis 17 (3), 81-88, 2010 | 2 | 2010 |

Multiple anti-periodic solutions to a discrete fourth order nonlinear equation JR Graef, L Kong, X Liu Differential Equations and Dynamical Systems 27 (4), 601-610, 2019 | 1 | 2019 |

Are marginalized two-part models superior to non-marginalized two-part models for count data with excess zeroes? Estimation of marginal effects, model misspecification, and … X Liu, B Zhang, L Tang, Z Zhang, N Zhang, JJ Allison, DK Srivastava, ... Health Services and Outcomes Research Methodology 18 (3), 175-214, 2018 | 1 | 2018 |

Nonlocal boundary value problems with even gaps in boundary conditions for third order differential equations X Liu DYNAMIC SYSTEMS AND APPLICATIONS 23 (2-3), 465-478, 2014 | 1 | 2014 |