- SIGMOD Record 26(3):67-72 (1997)
- SIGMOD Record 31(2):73-79 (2002)
- Software Engineering Workshops, volume 184 of LNI, page 177-180. GI, (2011)
- VL/HCC, page 205-208. IEEE, (2011)
- ECOWS, page 151-157. IEEE, (2011)
- ServiceWave Workshops, volume 6569 of Lecture Notes in Computer Science, page 59-66. Springer, (2010)
- EC-Web, volume 85 of Lecture Notes in Business Information Processing, page 1-12. Springer, (2011)
- ECOWS, volume 3250 of Lecture Notes in Computer Science, page 183-197. Springer, (2004)
- WONS, volume 2928 of Lecture Notes in Computer Science, page 43-56. Springer, (2004)
- ICSOC, volume 2910 of Lecture Notes in Computer Science, page 178-193. Springer, (2003)
- UMAP, volume 6787 of Lecture Notes in Computer Science, page 171-182. Springer, (2011)
- TES, volume 2819 of Lecture Notes in Computer Science, page 143-154. Springer, (2003)
- Infrastructure for Mobile and Wireless Systems, volume 2538 of Lecture Notes in Computer Science, page 1-37. Springer, (2001)
- NETWORKING Workshops, volume 2376 of Lecture Notes in Computer Science, page 187-201. Springer, (2002)
- DEXA, volume 2113 of Lecture Notes in Computer Science, page 284-298. Springer, (2001)
- MMS, volume 104 of LNI, page 37-48. GI, (2007)
- MMS, volume 146 of LNI, page 11-242. GI, (2009)
- DeLFI, volume 66 of LNI, page 423-434. GI, (2005)
- GI Jahrestagung 1, volume 50 of LNI, page 293-297. GI, (2004)
- Wissensmanagement, volume 28 of LNI, page 235-239. GI, (2003)


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