Media type: E-Article Title: Preface Contributor: Bourgine, Paul; Carbone, Alessandra; Gromov, Misha; Képès, François Published: S. Karger AG, 2003 Published in: Complexus, 1 (2003) 2, Seite 53-53 Language: English DOI: 10.1159/000070461 ISSN: 1424-8492; 1424-8506 Origination: Footnote: