![](https://www.pdfsearch.io/img/41d5599adb90f63383c0641abd3e8851.jpg) Date: 2011-10-26 07:11:08
| | Michael Waidner () IBM Corporation, Research Division Zurich Research Laboratory Secure Electronic MarketPlace for EuRope:Add to Reading ListSource URL: www.semper.orgDownload Document from Source Website File Size: 172,67 KBShare Document on Facebook
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