M. Becker, und S. Klingner. Enterprise, Business-Process and Information Systems Modeling, Volume 175 von Lecture Notes in Business Information Processing, Springer Berlin Heidelberg, (2014)
F. Schumacher, S. Klingner, R. Gey, und M. Becker. Services and New Societal Challenges: Innovation for Sustainable Growth and Welfare, Seite 1248--1255. (2014)