| 2008 |
| 12 | EE | Alexander Pretschner,
Manuel Hilty,
David A. Basin,
Christian Schaefer,
Thomas Walter:
Mechanisms for usage control.
ASIACCS 2008: 240-244 |
| 11 | EE | Thomas Walter,
Christian Schaefer,
Gina Kounga,
Makoto Hamatsu:
Evidence Gathering for Remuneration of Shared Connections.
CNSR 2008: 569-576 |
| 2007 |
| 10 | EE | Manuel Hilty,
Alexander Pretschner,
David A. Basin,
Christian Schaefer,
Thomas Walter:
A Policy Language for Distributed Usage Control.
ESORICS 2007: 531-546 |
| 9 | EE | Manuel Hilty,
Alexander Pretschner,
Christian Schaefer,
Thomas Walter:
DUKE - Distributed Usage Control Enforcement.
POLICY 2007: 275 |
| 2006 |
| 8 | EE | Manuel Hilty,
Alexander Pretschner,
Christian Schaefer,
Christian Schaefer,
Thomas Walter:
Usage Control Requirements in Mobile and Ubiquitous Computing Applications.
ICSNC 2006: 27 |
| 7 | EE | Manuel Hilty,
Alexander Pretschner,
Christian Schaefer,
Christian Schaefer,
Thomas Walter:
Usage Control Requirements in Mobile and Ubiquitous Computing Applications.
ICSNC 2006: 27 |
| 6 | EE | Srisakul Thakolsri,
Christian Schaefer,
Thomas Walter,
Wolfgang Kellerer:
Accounting management for session mobility in an ubiquitous environment.
IWCMC 2006: 311-316 |
| 2005 |
| 5 | EE | Philip Robinson,
Christian Schaefer,
Thomas Walter:
POSSET - Policy-Driven Secure Session Transfer.
ISPEC 2005: 13-24 |
| 4 | EE | Frank Eyermann,
Peter Racz,
Burkhard Stiller,
Christian Schaefer,
Thomas Walter:
Service-oriented Accounting Configuration Management based on Diameter.
LCN 2005: 621-623 |
| 3 | EE | Frank Eyermann,
Peter Racz,
Burkhard Stiller,
Christian Schaefer,
Thomas Walter:
Generic accounting configuration management for heterogeneous mobile networks.
WMASH 2005: 46-55 |
| 2002 |
| 2 | EE | Christian Schaefer,
Thomas Enderes,
Hartmut Ritter,
Martina Zitterbart:
Subjective quality assessment for multiplayer real-time games.
NETGAMES 2002: 74-78 |
| 2001 |
| 1 | EE | Guntram Gräf,
Christian Schaefer:
Application of ART2 Networks and Self-Organizing Maps to Collaborative Filtering.
OHS-7/SC-3/AH-3 2001: 296-309 |