Induced Representations and Hypergroup Homomorphisms. Peter Hermann — 1993 Monatshefte für Mathematik
Representations of Double Coset Hypergroups and Induced Representations. Peter Hermann — 1995 Manuscripta mathematica
Induced representations and duality results for commutative hypergroups. Michael Voit; Peter Hermann — 1995 Forum mathematicum
Uniform Approximation by Spherical Spline Interpolation. Willi Freeden; Peter Hermann — 1986 Mathematische Zeitschrift