http://www.digital-engineering-magazin.de/des/news/aras-entwickelt-plm-cloud-strategie
http://www.aras.com/news/ViewNewsItem.aspx?name=Aras-entwickelt-PLM-Cloud-Strategie
PLM Cloud: Dedicated, Private, Public
http://beyondplm.com/2011/02/01/plm-cloud-dedicated-private-public/