Linked Data and the Semantic Web - Linked Data: A Geographic Perspective - page 24

18. http://developer.yahoo.com/blogs/ydn/posts/2008/09/searchmonkey_support_for_rdfa_
enabled/ .
19. http://www.talis.com
20. http://www.oracle.com
21. http://www.openlinksw.com/ .
22. http://dbpedia.org/sparql
23. http://www.lickr.com
24. https://foursquare.com/ .