meta-search engine / meta-search engines / Internet Data / Cooperative information systems / cooperative systems / Web data sources / Web.de / interface technology / information systems / large online bookseller / linked Web page / search engine / cooperative integrated information systems / search engines / Web search engines / /
Person
Stephen King / Ulf Leser / Johann-Christoph Freytag / Felix Naumann / /
Position
mediator / and a mediator / mediator / model for query planning / /