Media type: E-Article Title: Innovative Internet Community Systems: Matching Algorithms in Alternative File-Sharing Systems to Find New Users Having New Content Contributor: Nützel, Jürgen imprint: Springer Berlin Heidelberg, 2003 Published in: Innovative Internet Community Systems Language: Not determined DOI: 10.1007/978-3-540-39884-4_15 ISSN: 0302-9743; 1611-3349 Origination: Footnote: