S. Dustdar, H. Gall:
"Architectural Concerns in Distributed and Mobile Collaborative Systems";
Talk: Euromicro International Conference, Genova, Italy; 2003-02-05 - 2003-02-08; in: "Proeedings of the 11th Euromicro Conference on Parallel Distributed and Network based Processing (PDP 2003)", IEEE Computer Society Press, (2003), ISBN: 0-7695-1875-3; 475 - 483.