Numerical Solution of Control Problems under Uncertainty and Perturbation of Input Data with Applications in Finance - Rainer Tichatschke; Alexander Kaplan; Tim Voetmann; M. Böhm (Universität Trier, Mathematik/Informatik, Forschungsbericht, 2000)

On Regularisation of Nonconvex Problems - Tim Voetmann (Universität Trier, Mathematik/Informatik, Forschungsbericht, 2001)