1. Snowball: extracting relations from large plaintext collections;Agichtein,2000
2. What have Innsbruck and Leipzig in common? Extracting semantics from Wiki content;Auer,2007
3. The Semantic Web;Berners-Lee,2001
4. DBpedia—Querying Wikipedia like a Database;Bizer,2007
5. The RDF Book Mashup: from Web APIs to a Web of data;Bizer,2007