Global bifurcation phenomena for singular one-dimensional p-Laplacian YH Lee, I Sim Journal of Differential Equations 229 (1), 229-256, 2006 | 54 | 2006 |

Existence results of sign-changing solutions for singular one-dimensional p-Laplacian problems YH Lee, I Sim Nonlinear Analysis: Theory, Methods & Applications 68 (5), 1195-1209, 2008 | 32 | 2008 |

One-dimensional p-Laplacian with a strong singular indefinite weight, I. Eigenvalue R Kajikiya, YH Lee, I Sim Journal of Differential Equations 244 (8), 1985-2019, 2008 | 31 | 2008 |

A-priori bounds and existence for solutions of weighted elliptic equations with a convection term K Ho, I Sim Advances in Nonlinear Analysis 6 (4), 427-445, 2017 | 27 | 2017 |

On degenerate p (x)-Laplace equations involving critical growth with two parameters K Ho, I Sim Nonlinear Analysis 132, 95-114, 2016 | 26 | 2016 |

Three positive solutions for one-dimensional p-Laplacian problem with sign-changing weight I Sim, S Tanaka Applied Mathematics Letters 49, 42-50, 2015 | 26 | 2015 |

Lyapunov inequalities for one-dimensional-Laplacian problems with a singular weight function I Sim, YH Lee Journal of Inequalities and Applications 2010, 1-9, 2009 | 22 | 2009 |

Bifurcation problems associated with generalized Laplacians K Schmitt, I Sim Advances in Differential Equations 9 (7-8), 797-828, 2004 | 21 | 2004 |

Existence and some properties of solutions for degenerate elliptic equations with exponent variable K Ho, I Sim Nonlinear Analysis: Theory, Methods & Applications 98, 146-164, 2014 | 20 | 2014 |

A uniqueness result for a semipositone p-Laplacian problem on the exterior of a ball R Shivaji, I Sim, B Son Journal of Mathematical Analysis and Applications 445 (1), 459-475, 2017 | 19 | 2017 |

EXISTENCE AND MULTIPLICITY OF SOLUTIONS FOR DEGENERATE -LAPLACE EQUATIONS INVOLVING CONCAVE-CONVEX TYPE … K Ho, I Sim Taiwanese Journal of Mathematics 19 (5), 1469-1493, 2015 | 19 | 2015 |

A note on fractional $${\varvec {p}} $$ p-Laplacian problems with singular weights K Ho, K Perera, I Sim, M Squassina Journal of Fixed Point Theory and Applications 19 (1), 157-173, 2017 | 17 | 2017 |

Existence of solutions and positivity of the infimum eigenvalue for degenerate elliptic equations with variable exponents I Sim, YH Kim Conference Publications 2013 (special), 695, 2013 | 17 | 2013 |

Existence of positive radial solutions for a superlinear semipositone p-Laplacian problem on the exterior of a ball Q Morris, R Shivaji, I Sim Proceedings of the Royal Society of Edinburgh Section A: Mathematics 148 (2 …, 2018 | 15 | 2018 |

Bifurcation of sign-changing solutions for one-dimensional p-Laplacian with a strong singular weight; p-sublinear at∞ R Kajikiya, YH Lee, I Sim Nonlinear Analysis: Theory, Methods & Applications 71 (3-4), 1235-1249, 2009 | 14 | 2009 |

Corrigendum to “Existence and some properties of solutions for degenerate elliptic equations with exponent variable”[Nonlinear Anal. 98 (2014) 146–164] K Ho, I Sim Nonlinear Analysis 128, 423-426, 2015 | 12 | 2015 |

Existence results for degenerate p (x)-Laplace equations with Leray-Lions type operators K Ho, I Sim Science China Mathematics 60 (1), 133-146, 2017 | 11 | 2017 |

A new solution operator of one-dimensional-Laplacian with a sign-changing weight and its application I Sim, YH Lee Abstract and Applied Analysis 2012, 2012 | 10 | 2012 |

Bifurcation of nodal radial solutions for a prescribed mean curvature problem on an exterior domain R Yang, YH Lee, I Sim Journal of Differential Equations 268 (8), 4464-4490, 2020 | 8 | 2020 |

Bifurcation of sign-changing solutions for one-dimensional p-Laplacian with a strong singular weight: p-superlinear at∞ R Kajikiya, YH Lee, I Sim Nonlinear Analysis: Theory, Methods & Applications 74 (17), 5833-5843, 2011 | 8 | 2011 |