Variational Approach to Vector Field Decomposition. - Konrad Polthier; Eike Preuß (VisSym, 2000)

Identifying Vector Field Singularities Using a Discrete Hodge Decomposition. - Konrad Polthier; Eike Preuß (VisMath, 2002)

Evolution of 3D curves under strict spatial constraints. - Klaus Hildebrandt; Konrad Polthier; Eike Preuß (CAD/Graphics, 2005)