Conference paper (2001) - KCJ Ketelaar (author), WJM de Kruijf (author), H-M Prasser (author), F Castrillo (author), M Huggenberger (author), D Hennig (author), JL Munoz-Cobo (author), C Aquirre (author), G Avakian (author), P Gubernatis (author), D Caruge (author), A Manera (author), T.H.J.J. van der Hagen (author), G Yadigaroglu (author), G Dominicus (author), U Rohde (author)