[2] Source: http://www.intelligententerprise.com/channels/enterprise_applications/showArticle.jhtml?articleID=212700482 [3]
Links:
[1] http://pulse.veltsos.com/category/it/bi
[2] http://linux.philosweb.com/drupal5/files/image_2_31.png
[3] http://www.intelligententerprise.com/channels/enterprise_applications/showArticle.jhtml?articleID=212700482