Reihe Operator Theory: Advances and ApplicationsRoland Hagen × Spectral Theory of Approximation Methods for Convolution Equations Roland HagenSpringer BaseleBook201253,49 € Spectral Theory of Approximation Methods for Convolution Equations Roland HagenSpringer BaselSoftcover201153,49 € Spectral Theory of Approximation Methods for Convolution Equations Roland HagenSpringer BaselHardcover199485,55 €