| 其他書名 | Design Options, Requirements and Architectural Considerations and Approaches to Points of Single Contact in Accordance with the EU Services Directive ; White Paper |
| 出版 | Fraunhofer Inst. for Open Communication Systems, 2008 |
| URL | http://books.google.com.hk/books?id=Iu05ygAACAAJ&hl=&source=gbs_api |