Multiparameter eigenvalue problems and expansion theorems H Volkmer Springer, 2006 | 161 | 2006 |

On the Gibbs phenomenon for wavelet expansions HT Shim, H Volkmer Journal of approximation theory 84 (1), 74-95, 1996 | 100 | 1996 |

Riesz bases of solutions of Sturm-Liouville equations X He, H Volkmer Journal of Fourier Analysis and Applications 7, 297-307, 2001 | 77 | 2001 |

Eigencurves for two-parameter Sturm-Liouville equations P Binding, H Volkmer SIAM review 38 (1), 27-48, 1996 | 73 | 1996 |

On the regularity of wavelets H Volkmer IEEE transactions on information theory 38 (2), 872-876, 1992 | 68 | 1992 |

Analytical calculation of risk measures for variable annuity guaranteed benefits R Feng, HW Volkmer Insurance: Mathematics and Economics 51 (3), 636-648, 2012 | 56 | 2012 |

Matrix representations of Sturm–Liouville problems with finite spectrum Q Kong, H Volkmer, A Zettl Results in Mathematics 54, 103-116, 2009 | 50 | 2009 |

Sturm–Liouville problems with indefinite weights and Everitt's inequality H Volkmer Proceedings of the Royal Society of Edinburgh Section A: Mathematics 126 (5 …, 1996 | 46 | 1996 |

Eigenvalue problems of Atkinson, Feller and Krein, and their mutual relationship. H Volkmer Electronic Journal of Differential Equations (EJDE)[electronic only] 2005 …, 2005 | 43 | 2005 |

Oscillation theory for Sturm–Liouville problems with indefinite coefficients PA Binding, H Volkmer Proceedings of the Royal Society of Edinburgh Section A: Mathematics 131 (5 …, 2001 | 35 | 2001 |

Spectral methods for the calculation of risk measures for variable annuity guaranteed benefits R Feng, HW Volkmer ASTIN Bulletin: The Journal of the IAA 44 (3), 653-681, 2014 | 31 | 2014 |

Invariants of weak equivalence in primitive matrices R Swanson, H Volkmer Ergodic Theory and Dynamical Systems 20 (2), 611-626, 2000 | 29 | 2000 |

Existence and asymptotics of eigenvalues of indefinite systems of Sturm–Liouville and Dirac type PA Binding, H Volkmer Journal of Differential Equations 172 (1), 116-133, 2001 | 27 | 2001 |

On multiparameter theory H Volkmer Journal of Mathematical Analysis and Applications 86 (1), 44-53, 1982 | 27 | 1982 |

Asymptotic regularity of compactly supported wavelets H Volkmer SIAM journal on mathematical analysis 26 (4), 1075-1087, 1995 | 26 | 1995 |

An identity of hitting times and its application to the valuation of guaranteed minimum withdrawal benefit R Feng, HW Volkmer Mathematics and Financial Economics 10, 127-149, 2016 | 24 | 2016 |

A generalized eigenvalue problem in the max algebra PA Binding, H Volkmer Linear Algebra and Its Applications 422 (2-3), 360-371, 2007 | 24 | 2007 |

A class of models for uncorrelated random variables N Ebrahimi, GG Hamedani, ES Soofi, H Volkmer Journal of Multivariate Analysis 101 (8), 1859-1871, 2010 | 20 | 2010 |

Error estimates for Rayleigh–Ritz approximations of eigenvalues and eigenfunctions of the Mathieu and spheroidal wave equation H Volkmer Constructive approximation 20, 39-54, 2003 | 20 | 2003 |

Coexistence of periodic solutions of Ince's equation H Volkmer Analysis 23 (1), 97-106, 2003 | 20 | 2003 |